6520725

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 36

約数和(自身を含む): 11869156

約数和(自身を除く): 5348431

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 397, 657, 1095, 1191, 1825, 1985, 3285, 3573, 5475, 5955, 9925, 16425, 17865, 28981, 29775, 86943, 89325, 144905, 260829, 434715, 724525, 1304145, 2173575, 6520725]

約数ペア:

[(1, 6520725), (3, 2173575), (5, 1304145), (9, 724525), (15, 434715), (25, 260829), (45, 144905), (73, 89325), (75, 86943), (219, 29775), (225, 28981), (365, 17865), (397, 16425), (657, 9925), (1095, 5955), (1191, 5475), (1825, 3573), (1985, 3285)]