13423865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 20057856

約数和(自身を除く): 6633991

約数列:

[1, 5, 7, 13, 35, 65, 91, 163, 181, 455, 815, 905, 1141, 1267, 2119, 2353, 5705, 6335, 10595, 11765, 14833, 16471, 29503, 74165, 82355, 147515, 206521, 383539, 1032605, 1917695, 2684773, 13423865]

約数ペア:

[(1, 13423865), (5, 2684773), (7, 1917695), (13, 1032605), (35, 383539), (65, 206521), (91, 147515), (163, 82355), (181, 74165), (455, 29503), (815, 16471), (905, 14833), (1141, 11765), (1267, 10595), (2119, 6335), (2353, 5705)]