25320633

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 38892672

約数和(自身を除く): 13572039

約数列:

[1, 3, 13, 17, 39, 51, 181, 211, 221, 543, 633, 663, 2353, 2743, 3077, 3587, 7059, 8229, 9231, 10761, 38191, 40001, 46631, 114573, 120003, 139893, 496483, 649247, 1489449, 1947741, 8440211, 25320633]

約数ペア:

[(1, 25320633), (3, 8440211), (13, 1947741), (17, 1489449), (39, 649247), (51, 496483), (181, 139893), (211, 120003), (221, 114573), (543, 46631), (633, 40001), (663, 38191), (2353, 10761), (2743, 9231), (3077, 8229), (3587, 7059)]