155566544

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12743}}^1$

素因数の和:12867

約数の個数: 40

約数和(自身を含む): 347656320

約数和(自身を除く): 192089776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 12743, 25486, 50972, 89201, 101944, 178402, 203888, 356804, 713608, 1388987, 1427216, 2777974, 5555948, 9722909, 11111896, 19445818, 22223792, 38891636, 77783272, 155566544]

約数ペア:

[(1, 155566544), (2, 77783272), (4, 38891636), (7, 22223792), (8, 19445818), (14, 11111896), (16, 9722909), (28, 5555948), (56, 2777974), (109, 1427216), (112, 1388987), (218, 713608), (436, 356804), (763, 203888), (872, 178402), (1526, 101944), (1744, 89201), (3052, 50972), (6104, 25486), (12208, 12743)]