28918225725

素因数分解:

$3^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{1255949}}^1$

素因数の和:1256269

約数の個数: 24

約数和(自身を含む): 47967242400

約数和(自身を除く): 19049016675

約数列:

[1, 3, 5, 15, 25, 75, 307, 921, 1535, 4605, 7675, 23025, 1255949, 3767847, 6279745, 18839235, 31398725, 94196175, 385576343, 1156729029, 1927881715, 5783645145, 9639408575, 28918225725]

約数ペア:

[(1, 28918225725), (3, 9639408575), (5, 5783645145), (15, 1927881715), (25, 1156729029), (75, 385576343), (307, 94196175), (921, 31398725), (1535, 18839235), (4605, 6279745), (7675, 3767847), (23025, 1255949)]