23728725

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:826

約数の個数: 36

約数和(自身を含む): 42827616

約数和(自身を除く): 19098891

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 225, 489, 647, 815, 1467, 1941, 2445, 3235, 4075, 5823, 7335, 9705, 12225, 16175, 29115, 36675, 48525, 105461, 145575, 316383, 527305, 949149, 1581915, 2636525, 4745745, 7909575, 23728725]

約数ペア:

[(1, 23728725), (3, 7909575), (5, 4745745), (9, 2636525), (15, 1581915), (25, 949149), (45, 527305), (75, 316383), (163, 145575), (225, 105461), (489, 48525), (647, 36675), (815, 29115), (1467, 16175), (1941, 12225), (2445, 9705), (3235, 7335), (4075, 5823)]