126728752

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 250510752

約数和(自身を除く): 123782000

約数列:

[1, 2, 4, 8, 16, 71, 142, 281, 284, 397, 562, 568, 794, 1124, 1136, 1588, 2248, 3176, 4496, 6352, 19951, 28187, 39902, 56374, 79804, 111557, 112748, 159608, 223114, 225496, 319216, 446228, 450992, 892456, 1784912, 7920547, 15841094, 31682188, 63364376, 126728752]

約数ペア:

[(1, 126728752), (2, 63364376), (4, 31682188), (8, 15841094), (16, 7920547), (71, 1784912), (142, 892456), (281, 450992), (284, 446228), (397, 319216), (562, 225496), (568, 223114), (794, 159608), (1124, 112748), (1136, 111557), (1588, 79804), (2248, 56374), (3176, 39902), (4496, 28187), (6352, 19951)]