13208025

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2887}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 22202944

約数和(自身を除く): 8994919

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 2887, 4575, 8661, 14435, 43305, 72175, 176107, 216525, 528321, 880535, 2641605, 4402675, 13208025]

約数ペア:

[(1, 13208025), (3, 4402675), (5, 2641605), (15, 880535), (25, 528321), (61, 216525), (75, 176107), (183, 72175), (305, 43305), (915, 14435), (1525, 8661), (2887, 4575)]