123752415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2399}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 209664000

約数和(自身を除く): 85911585

約数列:

[1, 3, 5, 15, 19, 57, 95, 181, 285, 543, 905, 2399, 2715, 3439, 7197, 10317, 11995, 17195, 35985, 45581, 51585, 136743, 227905, 434219, 683715, 1302657, 2171095, 6513285, 8250161, 24750483, 41250805, 123752415]

約数ペア:

[(1, 123752415), (3, 41250805), (5, 24750483), (15, 8250161), (19, 6513285), (57, 2171095), (95, 1302657), (181, 683715), (285, 434219), (543, 227905), (905, 136743), (2399, 51585), (2715, 45581), (3439, 35985), (7197, 17195), (10317, 11995)]