31445856

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 99341424

約数和(自身を除く): 67895568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 72, 74, 78, 96, 104, 111, 117, 144, 148, 156, 208, 222, 227, 234, 288, 296, 312, 333, 416, 444, 454, 468, 481, 592, 624, 666, 681, 888, 908, 936, 962, 1184, 1248, 1332, 1362, 1443, 1776, 1816, 1872, 1924, 2043, 2664, 2724, 2886, 2951, 3552, 3632, 3744, 3848, 4086, 4329, 5328, 5448, 5772, 5902, 7264, 7696, 8172, 8399, 8658, 8853, 10656, 10896, 11544, 11804, 15392, 16344, 16798, 17316, 17706, 21792, 23088, 23608, 25197, 26559, 32688, 33596, 34632, 35412, 46176, 47216, 50394, 53118, 65376, 67192, 69264, 70824, 75591, 94432, 100788, 106236, 109187, 134384, 138528, 141648, 151182, 201576, 212472, 218374, 268768, 283296, 302364, 327561, 403152, 424944, 436748, 604728, 655122, 806304, 849888, 873496, 982683, 1209456, 1310244, 1746992, 1965366, 2418912, 2620488, 3493984, 3930732, 5240976, 7861464, 10481952, 15722928, 31445856]

約数ペア:

[(1, 31445856), (2, 15722928), (3, 10481952), (4, 7861464), (6, 5240976), (8, 3930732), (9, 3493984), (12, 2620488), (13, 2418912), (16, 1965366), (18, 1746992), (24, 1310244), (26, 1209456), (32, 982683), (36, 873496), (37, 849888), (39, 806304), (48, 655122), (52, 604728), (72, 436748), (74, 424944), (78, 403152), (96, 327561), (104, 302364), (111, 283296), (117, 268768), (144, 218374), (148, 212472), (156, 201576), (208, 151182), (222, 141648), (227, 138528), (234, 134384), (288, 109187), (296, 106236), (312, 100788), (333, 94432), (416, 75591), (444, 70824), (454, 69264), (468, 67192), (481, 65376), (592, 53118), (624, 50394), (666, 47216), (681, 46176), (888, 35412), (908, 34632), (936, 33596), (962, 32688), (1184, 26559), (1248, 25197), (1332, 23608), (1362, 23088), (1443, 21792), (1776, 17706), (1816, 17316), (1872, 16798), (1924, 16344), (2043, 15392), (2664, 11804), (2724, 11544), (2886, 10896), (2951, 10656), (3552, 8853), (3632, 8658), (3744, 8399), (3848, 8172), (4086, 7696), (4329, 7264), (5328, 5902), (5448, 5772)]