172458477

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{15541}}^1$

素因数の和:15690

約数の個数: 20

約数和(自身を含む): 259520316

約数和(自身を除く): 87061839

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 11097, 15541, 46623, 139869, 419607, 1258821, 2129117, 6387351, 19162053, 57486159, 172458477]

約数ペア:

[(1, 172458477), (3, 57486159), (9, 19162053), (27, 6387351), (81, 2129117), (137, 1258821), (411, 419607), (1233, 139869), (3699, 46623), (11097, 15541)]