12381975

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 36

約数和(自身を含む): 22419696

約数和(自身を除く): 10037721

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 487, 565, 1017, 1461, 1695, 2435, 2825, 4383, 5085, 7305, 8475, 12175, 21915, 25425, 36525, 55031, 109575, 165093, 275155, 495279, 825465, 1375775, 2476395, 4127325, 12381975]

約数ペア:

[(1, 12381975), (3, 4127325), (5, 2476395), (9, 1375775), (15, 825465), (25, 495279), (45, 275155), (75, 165093), (113, 109575), (225, 55031), (339, 36525), (487, 25425), (565, 21915), (1017, 12175), (1461, 8475), (1695, 7305), (2435, 5085), (2825, 4383)]