12403565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 15730176

約数和(自身を除く): 3326611

約数列:

[1, 5, 31, 43, 155, 215, 1333, 1861, 6665, 9305, 57691, 80023, 288455, 400115, 2480713, 12403565]

約数ペア:

[(1, 12403565), (5, 2480713), (31, 400115), (43, 288455), (155, 80023), (215, 57691), (1333, 9305), (1861, 6665)]