23784215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4021}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 35329248

約数和(自身を除く): 11545033

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 4021, 5915, 20105, 28147, 52273, 140735, 261365, 365911, 679549, 1829555, 3397745, 4756843, 23784215]

約数ペア:

[(1, 23784215), (5, 4756843), (7, 3397745), (13, 1829555), (35, 679549), (65, 365911), (91, 261365), (169, 140735), (455, 52273), (845, 28147), (1183, 20105), (4021, 5915)]