249500615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{42181}}^1$

素因数の和:42219

約数の個数: 24

約数和(自身を含む): 370526688

約数和(自身を除く): 121026073

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 42181, 210905, 295267, 548353, 1476335, 2741765, 3838471, 7128589, 19192355, 35642945, 49900123, 249500615]

約数ペア:

[(1, 249500615), (5, 49900123), (7, 35642945), (13, 19192355), (35, 7128589), (65, 3838471), (91, 2741765), (169, 1476335), (455, 548353), (845, 295267), (1183, 210905), (5915, 42181)]