1241631

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 1937520

約数和(自身を除く): 695889

約数列:

[1, 3, 9, 19, 53, 57, 137, 159, 171, 411, 477, 1007, 1233, 2603, 3021, 7261, 7809, 9063, 21783, 23427, 65349, 137959, 413877, 1241631]

約数ペア:

[(1, 1241631), (3, 413877), (9, 137959), (19, 65349), (53, 23427), (57, 21783), (137, 9063), (159, 7809), (171, 7261), (411, 3021), (477, 2603), (1007, 1233)]