127163984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1059

約数の個数: 40

約数和(自身を含む): 255340800

約数和(自身を除く): 128176816

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 449, 496, 571, 898, 1142, 1796, 2284, 3592, 4568, 7184, 9136, 13919, 17701, 27838, 35402, 55676, 70804, 111352, 141608, 222704, 256379, 283216, 512758, 1025516, 2051032, 4102064, 7947749, 15895498, 31790996, 63581992, 127163984]

約数ペア:

[(1, 127163984), (2, 63581992), (4, 31790996), (8, 15895498), (16, 7947749), (31, 4102064), (62, 2051032), (124, 1025516), (248, 512758), (449, 283216), (496, 256379), (571, 222704), (898, 141608), (1142, 111352), (1796, 70804), (2284, 55676), (3592, 35402), (4568, 27838), (7184, 17701), (9136, 13919)]