289315130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2225501}}^1$

素因数の和:2225521

約数の個数: 16

約数和(自身を含む): 560826504

約数和(自身を除く): 271511374

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2225501, 4451002, 11127505, 22255010, 28931513, 57863026, 144657565, 289315130]

約数ペア:

[(1, 289315130), (2, 144657565), (5, 57863026), (10, 28931513), (13, 22255010), (26, 11127505), (65, 4451002), (130, 2225501)]