78476715

素因数分解:

$3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2161}}^1$

素因数の和:2444

約数の個数: 32

約数和(自身を含む): 140097600

約数和(自身を除く): 61620885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 269, 807, 1345, 2161, 2421, 4035, 6483, 7263, 10805, 12105, 19449, 32415, 36315, 58347, 97245, 291735, 581309, 1743927, 2906545, 5231781, 8719635, 15695343, 26158905, 78476715]

約数ペア:

[(1, 78476715), (3, 26158905), (5, 15695343), (9, 8719635), (15, 5231781), (27, 2906545), (45, 1743927), (135, 581309), (269, 291735), (807, 97245), (1345, 58347), (2161, 36315), (2421, 32415), (4035, 19449), (6483, 12105), (7263, 10805)]