139163605

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{821}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 198858240

約数和(自身を除く): 59694635

約数列:

[1, 5, 7, 29, 35, 145, 167, 203, 821, 835, 1015, 1169, 4105, 4843, 5747, 5845, 23809, 24215, 28735, 33901, 119045, 137107, 166663, 169505, 685535, 833315, 959749, 3976103, 4798745, 19880515, 27832721, 139163605]

約数ペア:

[(1, 139163605), (5, 27832721), (7, 19880515), (29, 4798745), (35, 3976103), (145, 959749), (167, 833315), (203, 685535), (821, 169505), (835, 166663), (1015, 137107), (1169, 119045), (4105, 33901), (4843, 28735), (5747, 24215), (5845, 23809)]