239291975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5297}}^1$

素因数の和:5459

約数の個数: 24

約数和(自身を含む): 321906480

約数和(自身を除く): 82614505

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1807, 3475, 5297, 9035, 26485, 45175, 68861, 132425, 344305, 736283, 1721525, 3681415, 9571679, 18407075, 47858395, 239291975]

約数ペア:

[(1, 239291975), (5, 47858395), (13, 18407075), (25, 9571679), (65, 3681415), (139, 1721525), (325, 736283), (695, 344305), (1807, 132425), (3475, 68861), (5297, 45175), (9035, 26485)]