478040265

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{25847}}^1$

素因数の和:25998

約数の個数: 32

約数和(自身を含む): 856085760

約数和(自身を除く): 378045495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 3699, 6165, 18495, 25847, 77541, 129235, 232623, 387705, 697869, 1163115, 3489345, 3541039, 10623117, 17705195, 31869351, 53115585, 95608053, 159346755, 478040265]

約数ペア:

[(1, 478040265), (3, 159346755), (5, 95608053), (9, 53115585), (15, 31869351), (27, 17705195), (45, 10623117), (135, 3541039), (137, 3489345), (411, 1163115), (685, 697869), (1233, 387705), (2055, 232623), (3699, 129235), (6165, 77541), (18495, 25847)]