131895975

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 227485440

約数和(自身を除く): 95589465

約数列:

[1, 3, 5, 15, 25, 41, 59, 75, 123, 177, 205, 295, 615, 727, 885, 1025, 1475, 2181, 2419, 3075, 3635, 4425, 7257, 10905, 12095, 18175, 29807, 36285, 42893, 54525, 60475, 89421, 128679, 149035, 181425, 214465, 447105, 643395, 745175, 1072325, 1758613, 2235525, 3216975, 5275839, 8793065, 26379195, 43965325, 131895975]

約数ペア:

[(1, 131895975), (3, 43965325), (5, 26379195), (15, 8793065), (25, 5275839), (41, 3216975), (59, 2235525), (75, 1758613), (123, 1072325), (177, 745175), (205, 643395), (295, 447105), (615, 214465), (727, 181425), (885, 149035), (1025, 128679), (1475, 89421), (2181, 60475), (2419, 54525), (3075, 42893), (3635, 36285), (4425, 29807), (7257, 18175), (10905, 12095)]