18323925

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 31872960

約数和(自身を除く): 13549035

約数列:

[1, 3, 5, 15, 25, 41, 59, 75, 101, 123, 177, 205, 295, 303, 505, 615, 885, 1025, 1475, 1515, 2419, 2525, 3075, 4141, 4425, 5959, 7257, 7575, 12095, 12423, 17877, 20705, 29795, 36285, 60475, 62115, 89385, 103525, 148975, 181425, 244319, 310575, 446925, 732957, 1221595, 3664785, 6107975, 18323925]

約数ペア:

[(1, 18323925), (3, 6107975), (5, 3664785), (15, 1221595), (25, 732957), (41, 446925), (59, 310575), (75, 244319), (101, 181425), (123, 148975), (177, 103525), (205, 89385), (295, 62115), (303, 60475), (505, 36285), (615, 29795), (885, 20705), (1025, 17877), (1475, 12423), (1515, 12095), (2419, 7575), (2525, 7257), (3075, 5959), (4141, 4425)]