123420661

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 157248000

約数和(自身を除く): 33827339

約数列:

[1, 7, 13, 49, 89, 91, 311, 343, 623, 637, 1157, 2177, 4043, 4361, 4459, 8099, 15239, 27679, 28301, 30527, 56693, 106673, 193753, 198107, 359827, 396851, 1356271, 1386749, 2518789, 9493897, 17631523, 123420661]

約数ペア:

[(1, 123420661), (7, 17631523), (13, 9493897), (49, 2518789), (89, 1386749), (91, 1356271), (311, 396851), (343, 359827), (623, 198107), (637, 193753), (1157, 106673), (2177, 56693), (4043, 30527), (4361, 28301), (4459, 27679), (8099, 15239)]