31191888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 102382336

約数和(自身を除く): 71190448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 37, 39, 42, 48, 52, 56, 74, 78, 84, 91, 104, 111, 112, 148, 156, 168, 182, 193, 208, 222, 259, 273, 296, 312, 336, 364, 386, 444, 481, 518, 546, 579, 592, 624, 728, 772, 777, 888, 962, 1036, 1092, 1158, 1351, 1443, 1456, 1544, 1554, 1776, 1924, 2072, 2184, 2316, 2509, 2702, 2886, 3088, 3108, 3367, 3848, 4053, 4144, 4368, 4632, 5018, 5404, 5772, 6216, 6734, 7141, 7527, 7696, 8106, 9264, 10036, 10101, 10808, 11544, 12432, 13468, 14282, 15054, 16212, 17563, 20072, 20202, 21423, 21616, 23088, 26936, 28564, 30108, 32424, 35126, 40144, 40404, 42846, 49987, 52689, 53872, 57128, 60216, 64848, 70252, 80808, 85692, 92833, 99974, 105378, 114256, 120432, 140504, 149961, 161616, 171384, 185666, 199948, 210756, 278499, 281008, 299922, 342768, 371332, 399896, 421512, 556998, 599844, 649831, 742664, 799792, 843024, 1113996, 1199688, 1299662, 1485328, 1949493, 2227992, 2399376, 2599324, 3898986, 4455984, 5198648, 7797972, 10397296, 15595944, 31191888]

約数ペア:

[(1, 31191888), (2, 15595944), (3, 10397296), (4, 7797972), (6, 5198648), (7, 4455984), (8, 3898986), (12, 2599324), (13, 2399376), (14, 2227992), (16, 1949493), (21, 1485328), (24, 1299662), (26, 1199688), (28, 1113996), (37, 843024), (39, 799792), (42, 742664), (48, 649831), (52, 599844), (56, 556998), (74, 421512), (78, 399896), (84, 371332), (91, 342768), (104, 299922), (111, 281008), (112, 278499), (148, 210756), (156, 199948), (168, 185666), (182, 171384), (193, 161616), (208, 149961), (222, 140504), (259, 120432), (273, 114256), (296, 105378), (312, 99974), (336, 92833), (364, 85692), (386, 80808), (444, 70252), (481, 64848), (518, 60216), (546, 57128), (579, 53872), (592, 52689), (624, 49987), (728, 42846), (772, 40404), (777, 40144), (888, 35126), (962, 32424), (1036, 30108), (1092, 28564), (1158, 26936), (1351, 23088), (1443, 21616), (1456, 21423), (1544, 20202), (1554, 20072), (1776, 17563), (1924, 16212), (2072, 15054), (2184, 14282), (2316, 13468), (2509, 12432), (2702, 11544), (2886, 10808), (3088, 10101), (3108, 10036), (3367, 9264), (3848, 8106), (4053, 7696), (4144, 7527), (4368, 7141), (4632, 6734), (5018, 6216), (5404, 5772)]