212308640545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{9826829}}^1$

素因数の和:9827012

約数の個数: 16

約数和(自身を含む): 265324410000

約数和(自身を除く): 53015769455

約数列:

[1, 5, 29, 145, 149, 745, 4321, 21605, 9826829, 49134145, 284978041, 1424890205, 1464197521, 7320987605, 42461728109, 212308640545]

約数ペア:

[(1, 212308640545), (5, 42461728109), (29, 7320987605), (145, 1464197521), (149, 1424890205), (745, 284978041), (4321, 49134145), (21605, 9826829)]