31597247

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 37216080

約数和(自身を除く): 5618833

約数列:

[1, 11, 19, 73, 109, 209, 361, 803, 1199, 1387, 2071, 3971, 7957, 15257, 22781, 26353, 39349, 87527, 151183, 289883, 432839, 1663013, 2872477, 31597247]

約数ペア:

[(1, 31597247), (11, 2872477), (19, 1663013), (73, 432839), (109, 289883), (209, 151183), (361, 87527), (803, 39349), (1199, 26353), (1387, 22781), (2071, 15257), (3971, 7957)]