1165775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 1656144

約数和(自身を除く): 490369

約数列:

[1, 5, 13, 17, 25, 65, 85, 211, 221, 325, 425, 1055, 1105, 2743, 3587, 5275, 5525, 13715, 17935, 46631, 68575, 89675, 233155, 1165775]

約数ペア:

[(1, 1165775), (5, 233155), (13, 89675), (17, 68575), (25, 46631), (65, 17935), (85, 13715), (211, 5525), (221, 5275), (325, 3587), (425, 2743), (1055, 1105)]