205466915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{15971}}^1$

素因数の和:16090

約数の個数: 16

約数和(自身を含む): 257596416

約数和(自身を除く): 52129501

約数列:

[1, 5, 31, 83, 155, 415, 2573, 12865, 15971, 79855, 495101, 1325593, 2475505, 6627965, 41093383, 205466915]

約数ペア:

[(1, 205466915), (5, 41093383), (31, 6627965), (83, 2475505), (155, 1325593), (415, 495101), (2573, 79855), (12865, 15971)]