71318025

素因数分解:

$3^2\times 5^2\times {\mathrm{563}}^2$

素因数の和:1142

約数の個数: 27

約数和(自身を含む): 127965799

約数和(自身を除く): 56647774

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 563, 1689, 2815, 5067, 8445, 14075, 25335, 42225, 126675, 316969, 950907, 1584845, 2852721, 4754535, 7924225, 14263605, 23772675, 71318025]

約数ペア:

[(1, 71318025), (3, 23772675), (5, 14263605), (9, 7924225), (15, 4754535), (25, 2852721), (45, 1584845), (75, 950907), (225, 316969), (563, 126675), (1689, 42225), (2815, 25335), (5067, 14075)]