65221107

素因数分解:

$3^1\times 7^3\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 102220800

約数和(自身を除く): 36999693

約数列:

[1, 3, 7, 21, 49, 147, 241, 263, 343, 723, 789, 1029, 1687, 1841, 5061, 5523, 11809, 12887, 35427, 38661, 63383, 82663, 90209, 190149, 247989, 270627, 443681, 1331043, 3105767, 9317301, 21740369, 65221107]

約数ペア:

[(1, 65221107), (3, 21740369), (7, 9317301), (21, 3105767), (49, 1331043), (147, 443681), (241, 270627), (263, 247989), (343, 190149), (723, 90209), (789, 82663), (1029, 63383), (1687, 38661), (1841, 35427), (5061, 12887), (5523, 11809)]