28119408

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 75995136

約数和(自身を除く): 47875728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 71, 74, 111, 142, 148, 213, 222, 223, 284, 296, 426, 444, 446, 568, 592, 669, 852, 888, 892, 1136, 1338, 1704, 1776, 1784, 2627, 2676, 3408, 3568, 5254, 5352, 7881, 8251, 10508, 10704, 15762, 15833, 16502, 21016, 24753, 31524, 31666, 33004, 42032, 47499, 49506, 63048, 63332, 66008, 94998, 99012, 126096, 126664, 132016, 189996, 198024, 253328, 379992, 396048, 585821, 759984, 1171642, 1757463, 2343284, 3514926, 4686568, 7029852, 9373136, 14059704, 28119408]

約数ペア:

[(1, 28119408), (2, 14059704), (3, 9373136), (4, 7029852), (6, 4686568), (8, 3514926), (12, 2343284), (16, 1757463), (24, 1171642), (37, 759984), (48, 585821), (71, 396048), (74, 379992), (111, 253328), (142, 198024), (148, 189996), (213, 132016), (222, 126664), (223, 126096), (284, 99012), (296, 94998), (426, 66008), (444, 63332), (446, 63048), (568, 49506), (592, 47499), (669, 42032), (852, 33004), (888, 31666), (892, 31524), (1136, 24753), (1338, 21016), (1704, 16502), (1776, 15833), (1784, 15762), (2627, 10704), (2676, 10508), (3408, 8251), (3568, 7881), (5254, 5352)]