31181451

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4597}}^1$

素因数の和:4643

約数の個数: 32

約数和(自身を含む): 52968960

約数和(自身を除く): 21787509

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 4597, 6783, 13791, 32179, 78149, 87343, 96537, 234447, 262029, 547043, 611401, 1484831, 1641129, 1834203, 4454493, 10393817, 31181451]

約数ペア:

[(1, 31181451), (3, 10393817), (7, 4454493), (17, 1834203), (19, 1641129), (21, 1484831), (51, 611401), (57, 547043), (119, 262029), (133, 234447), (323, 96537), (357, 87343), (399, 78149), (969, 32179), (2261, 13791), (4597, 6783)]