25405185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6857}}^1$

素因数の和:6897

約数の個数: 32

約数和(自身を含む): 46085760

約数和(自身を除く): 20680575

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 6857, 20571, 34285, 89141, 102855, 130283, 267423, 390849, 445705, 651415, 1337115, 1693679, 1954245, 5081037, 8468395, 25405185]

約数ペア:

[(1, 25405185), (3, 8468395), (5, 5081037), (13, 1954245), (15, 1693679), (19, 1337115), (39, 651415), (57, 445705), (65, 390849), (95, 267423), (195, 130283), (247, 102855), (285, 89141), (741, 34285), (1235, 20571), (3705, 6857)]