86974951

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 107652480

約数和(自身を除く): 20677529

約数列:

[1, 7, 19, 49, 103, 133, 721, 907, 931, 1957, 5047, 6349, 13699, 17233, 44443, 93421, 95893, 120631, 653947, 844417, 1774999, 4577629, 12424993, 86974951]

約数ペア:

[(1, 86974951), (7, 12424993), (19, 4577629), (49, 1774999), (103, 844417), (133, 653947), (721, 120631), (907, 95893), (931, 93421), (1957, 44443), (5047, 17233), (6349, 13699)]