30381715

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9539}}^1$

素因数の和:9571

約数の個数: 24

約数和(自身を含む): 45677520

約数和(自身を除く): 15295805

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 9539, 47695, 66773, 124007, 333865, 467411, 620035, 868049, 2337055, 4340245, 6076343, 30381715]

約数ペア:

[(1, 30381715), (5, 6076343), (7, 4340245), (13, 2337055), (35, 868049), (49, 620035), (65, 467411), (91, 333865), (245, 124007), (455, 66773), (637, 47695), (3185, 9539)]