3106025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 4374720

約数和(自身を除く): 1268695

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 503, 1235, 2515, 6175, 6539, 9557, 12575, 32695, 47785, 124241, 163475, 238925, 621205, 3106025]

約数ペア:

[(1, 3106025), (5, 621205), (13, 238925), (19, 163475), (25, 124241), (65, 47785), (95, 32695), (247, 12575), (325, 9557), (475, 6539), (503, 6175), (1235, 2515)]