223876305

素因数分解:

$3^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1061}}^1$

素因数の和:1599

約数の個数: 40

約数和(自身を含む): 402468264

約数和(自身を除く): 178591959

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 521, 1061, 1563, 2605, 3183, 4689, 5305, 7815, 9549, 14067, 15915, 23445, 28647, 42201, 47745, 70335, 85941, 143235, 211005, 429705, 552781, 1658343, 2763905, 4975029, 8291715, 14925087, 24875145, 44775261, 74625435, 223876305]

約数ペア:

[(1, 223876305), (3, 74625435), (5, 44775261), (9, 24875145), (15, 14925087), (27, 8291715), (45, 4975029), (81, 2763905), (135, 1658343), (405, 552781), (521, 429705), (1061, 211005), (1563, 143235), (2605, 85941), (3183, 70335), (4689, 47745), (5305, 42201), (7815, 28647), (9549, 23445), (14067, 15915)]