28971428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3701}}^1$

素因数の和:3827

約数の個数: 24

約数和(自身を含む): 53901120

約数和(自身を除く): 24929692

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3701, 3914, 7402, 7828, 14804, 70319, 140638, 281276, 381203, 762406, 1524812, 7242857, 14485714, 28971428]

約数ペア:

[(1, 28971428), (2, 14485714), (4, 7242857), (19, 1524812), (38, 762406), (76, 381203), (103, 281276), (206, 140638), (412, 70319), (1957, 14804), (3701, 7828), (3914, 7402)]