78815961

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{10513}}^1$

素因数の和:10550

約数の個数: 36

約数和(自身を含む): 140235732

約数和(自身を除く): 61419771

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 10513, 31539, 73591, 94617, 178721, 220773, 515137, 536163, 662319, 1251047, 1545411, 1608489, 3753141, 4636233, 8757329, 11259423, 26271987, 78815961]

約数ペア:

[(1, 78815961), (3, 26271987), (7, 11259423), (9, 8757329), (17, 4636233), (21, 3753141), (49, 1608489), (51, 1545411), (63, 1251047), (119, 662319), (147, 536163), (153, 515137), (357, 220773), (441, 178721), (833, 94617), (1071, 73591), (2499, 31539), (7497, 10513)]