64491405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1453}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 113063040

約数和(自身を除く): 48571635

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 269, 807, 1345, 1453, 2959, 4035, 4359, 7265, 8877, 14795, 15983, 21795, 44385, 47949, 79915, 239745, 390857, 1172571, 1954285, 4299427, 5862855, 12898281, 21497135, 64491405]

約数ペア:

[(1, 64491405), (3, 21497135), (5, 12898281), (11, 5862855), (15, 4299427), (33, 1954285), (55, 1172571), (165, 390857), (269, 239745), (807, 79915), (1345, 47949), (1453, 44385), (2959, 21795), (4035, 15983), (4359, 14795), (7265, 8877)]