31684609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 37307520

約数和(自身を除く): 5622911

約数列:

[1, 11, 19, 79, 101, 209, 361, 869, 1111, 1501, 1919, 3971, 7979, 16511, 21109, 28519, 36461, 87769, 151601, 313709, 401071, 1667611, 2880419, 31684609]

約数ペア:

[(1, 31684609), (11, 2880419), (19, 1667611), (79, 401071), (101, 313709), (209, 151601), (361, 87769), (869, 36461), (1111, 28519), (1501, 21109), (1919, 16511), (3971, 7979)]