669702943

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{4591}}^1$

素因数の和:4847

約数の個数: 24

約数和(自身を含む): 842815680

約数和(自身を除く): 173112737

約数列:

[1, 7, 13, 49, 91, 229, 637, 1603, 2977, 4591, 11221, 20839, 32137, 59683, 145873, 224959, 417781, 1051339, 2924467, 7359373, 13667407, 51515611, 95671849, 669702943]

約数ペア:

[(1, 669702943), (7, 95671849), (13, 51515611), (49, 13667407), (91, 7359373), (229, 2924467), (637, 1051339), (1603, 417781), (2977, 224959), (4591, 145873), (11221, 59683), (20839, 32137)]