42871715

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 55978560

約数和(自身を除く): 13106845

約数列:

[1, 5, 29, 37, 61, 131, 145, 185, 305, 655, 1073, 1769, 2257, 3799, 4847, 5365, 7991, 8845, 11285, 18995, 24235, 39955, 65453, 140563, 231739, 295667, 327265, 702815, 1158695, 1478335, 8574343, 42871715]

約数ペア:

[(1, 42871715), (5, 8574343), (29, 1478335), (37, 1158695), (61, 702815), (131, 327265), (145, 295667), (185, 231739), (305, 140563), (655, 65453), (1073, 39955), (1769, 24235), (2257, 18995), (3799, 11285), (4847, 8845), (5365, 7991)]