31442776

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 60302880

約数和(自身を除く): 28860104

約数列:

[1, 2, 4, 8, 71, 142, 197, 281, 284, 394, 562, 568, 788, 1124, 1576, 2248, 13987, 19951, 27974, 39902, 55357, 55948, 79804, 110714, 111896, 159608, 221428, 442856, 3930347, 7860694, 15721388, 31442776]

約数ペア:

[(1, 31442776), (2, 15721388), (4, 7860694), (8, 3930347), (71, 442856), (142, 221428), (197, 159608), (281, 111896), (284, 110714), (394, 79804), (562, 55948), (568, 55357), (788, 39902), (1124, 27974), (1576, 19951), (2248, 13987)]