156943654

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3851}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 279562752

約数和(自身を除く): 122619098

約数列:

[1, 2, 7, 14, 41, 71, 82, 142, 287, 497, 574, 994, 2911, 3851, 5822, 7702, 20377, 26957, 40754, 53914, 157891, 273421, 315782, 546842, 1105237, 1913947, 2210474, 3827894, 11210261, 22420522, 78471827, 156943654]

約数ペア:

[(1, 156943654), (2, 78471827), (7, 22420522), (14, 11210261), (41, 3827894), (71, 2210474), (82, 1913947), (142, 1105237), (287, 546842), (497, 315782), (574, 273421), (994, 157891), (2911, 53914), (3851, 40754), (5822, 26957), (7702, 20377)]