1625025

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2749824

約数和(自身を除く): 1124799

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 461, 705, 1175, 1383, 2305, 3525, 6915, 11525, 21667, 34575, 65001, 108335, 325005, 541675, 1625025]

約数ペア:

[(1, 1625025), (3, 541675), (5, 325005), (15, 108335), (25, 65001), (47, 34575), (75, 21667), (141, 11525), (235, 6915), (461, 3525), (705, 2305), (1175, 1383)]