1397478264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20701

約数の個数: 128

約数和(自身を含む): 4438855680

約数和(自身を除く): 3041377416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 78, 84, 91, 93, 104, 124, 156, 168, 182, 186, 217, 248, 273, 312, 364, 372, 403, 434, 546, 651, 728, 744, 806, 868, 1092, 1209, 1302, 1612, 1736, 2184, 2418, 2604, 2821, 3224, 4836, 5208, 5642, 8463, 9672, 11284, 16926, 20641, 22568, 33852, 41282, 61923, 67704, 82564, 123846, 144487, 165128, 247692, 268333, 288974, 433461, 495384, 536666, 577948, 639871, 804999, 866922, 1073332, 1155896, 1279742, 1609998, 1733844, 1878331, 1919613, 2146664, 2559484, 3219996, 3467688, 3756662, 3839226, 4479097, 5118968, 5634993, 6439992, 7513324, 7678452, 8318323, 8958194, 11269986, 13437291, 15026648, 15356904, 16636646, 17916388, 22539972, 24954969, 26874582, 33273292, 35832776, 45079944, 49909938, 53749164, 58228261, 66546584, 99819876, 107498328, 116456522, 174684783, 199639752, 232913044, 349369566, 465826088, 698739132, 1397478264]

約数ペア:

[(1, 1397478264), (2, 698739132), (3, 465826088), (4, 349369566), (6, 232913044), (7, 199639752), (8, 174684783), (12, 116456522), (13, 107498328), (14, 99819876), (21, 66546584), (24, 58228261), (26, 53749164), (28, 49909938), (31, 45079944), (39, 35832776), (42, 33273292), (52, 26874582), (56, 24954969), (62, 22539972), (78, 17916388), (84, 16636646), (91, 15356904), (93, 15026648), (104, 13437291), (124, 11269986), (156, 8958194), (168, 8318323), (182, 7678452), (186, 7513324), (217, 6439992), (248, 5634993), (273, 5118968), (312, 4479097), (364, 3839226), (372, 3756662), (403, 3467688), (434, 3219996), (546, 2559484), (651, 2146664), (728, 1919613), (744, 1878331), (806, 1733844), (868, 1609998), (1092, 1279742), (1209, 1155896), (1302, 1073332), (1612, 866922), (1736, 804999), (2184, 639871), (2418, 577948), (2604, 536666), (2821, 495384), (3224, 433461), (4836, 288974), (5208, 268333), (5642, 247692), (8463, 165128), (9672, 144487), (11284, 123846), (16926, 82564), (20641, 67704), (22568, 61923), (33852, 41282)]