513612001

素因数分解:

$7^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 591205120

約数和(自身を除く): 77593119

約数列:

[1, 7, 397, 421, 439, 2779, 2947, 3073, 167137, 174283, 184819, 1169959, 1219981, 1293733, 73373143, 513612001]

約数ペア:

[(1, 513612001), (7, 73373143), (397, 1293733), (421, 1219981), (439, 1169959), (2779, 184819), (2947, 174283), (3073, 167137)]