156801915

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{13249}}^1$

素因数の和:13523

約数の個数: 24

約数和(自身を含む): 272844000

約数和(自身を除く): 116042085

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1315, 2367, 3945, 11835, 13249, 39747, 66245, 119241, 198735, 596205, 3484487, 10453461, 17422435, 31360383, 52267305, 156801915]

約数ペア:

[(1, 156801915), (3, 52267305), (5, 31360383), (9, 17422435), (15, 10453461), (45, 3484487), (263, 596205), (789, 198735), (1315, 119241), (2367, 66245), (3945, 39747), (11835, 13249)]