668879113

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{21821}}^1$

素因数の和:22008

約数の個数: 16

約数和(自身を含む): 796066560

約数和(自身を除く): 127187447

約数列:

[1, 7, 29, 151, 203, 1057, 4379, 21821, 30653, 152747, 632809, 3294971, 4429663, 23064797, 95554159, 668879113]

約数ペア:

[(1, 668879113), (7, 95554159), (29, 23064797), (151, 4429663), (203, 3294971), (1057, 632809), (4379, 152747), (21821, 30653)]