289762915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 384894720

約数和(自身を除く): 95131805

約数列:

[1, 5, 13, 65, 73, 79, 365, 395, 773, 949, 1027, 3865, 4745, 5135, 5767, 10049, 28835, 50245, 56429, 61067, 74971, 282145, 305335, 374855, 733577, 793871, 3667885, 3969355, 4457891, 22289455, 57952583, 289762915]

約数ペア:

[(1, 289762915), (5, 57952583), (13, 22289455), (65, 4457891), (73, 3969355), (79, 3667885), (365, 793871), (395, 733577), (773, 374855), (949, 305335), (1027, 282145), (3865, 74971), (4745, 61067), (5135, 56429), (5767, 50245), (10049, 28835)]