25663183

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 34183296

約数和(自身を除く): 8520113

約数列:

[1, 7, 13, 17, 53, 91, 119, 221, 313, 371, 689, 901, 1547, 2191, 4069, 4823, 5321, 6307, 11713, 16589, 28483, 37247, 69173, 81991, 116123, 215657, 282013, 484211, 1509599, 1974091, 3666169, 25663183]

約数ペア:

[(1, 25663183), (7, 3666169), (13, 1974091), (17, 1509599), (53, 484211), (91, 282013), (119, 215657), (221, 116123), (313, 81991), (371, 69173), (689, 37247), (901, 28483), (1547, 16589), (2191, 11713), (4069, 6307), (4823, 5321)]