13158355

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 19445760

約数和(自身を除く): 6287405

約数列:

[1, 5, 7, 19, 35, 47, 95, 133, 235, 329, 421, 665, 893, 1645, 2105, 2947, 4465, 6251, 7999, 14735, 19787, 31255, 39995, 55993, 98935, 138509, 279965, 375953, 692545, 1879765, 2631671, 13158355]

約数ペア:

[(1, 13158355), (5, 2631671), (7, 1879765), (19, 692545), (35, 375953), (47, 279965), (95, 138509), (133, 98935), (235, 55993), (329, 39995), (421, 31255), (665, 19787), (893, 14735), (1645, 7999), (2105, 6251), (2947, 4465)]