79881315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 131552256

約数和(自身を除く): 51670941

約数列:

[1, 3, 5, 15, 43, 129, 215, 271, 457, 645, 813, 1355, 1371, 2285, 4065, 6855, 11653, 19651, 34959, 58265, 58953, 98255, 123847, 174795, 294765, 371541, 619235, 1857705, 5325421, 15976263, 26627105, 79881315]

約数ペア:

[(1, 79881315), (3, 26627105), (5, 15976263), (15, 5325421), (43, 1857705), (129, 619235), (215, 371541), (271, 294765), (457, 174795), (645, 123847), (813, 98255), (1355, 58953), (1371, 58265), (2285, 34959), (4065, 19651), (6855, 11653)]