193089351

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 326860800

約数和(自身を除く): 133771449

約数列:

[1, 3, 7, 13, 21, 39, 49, 79, 91, 147, 237, 273, 553, 637, 1027, 1279, 1659, 1911, 3081, 3837, 3871, 7189, 8953, 11613, 16627, 21567, 26859, 49881, 50323, 62671, 101041, 116389, 150969, 188013, 303123, 349167, 707287, 814723, 1313533, 2121861, 2444169, 3940599, 4951009, 9194731, 14853027, 27584193, 64363117, 193089351]

約数ペア:

[(1, 193089351), (3, 64363117), (7, 27584193), (13, 14853027), (21, 9194731), (39, 4951009), (49, 3940599), (79, 2444169), (91, 2121861), (147, 1313533), (237, 814723), (273, 707287), (553, 349167), (637, 303123), (1027, 188013), (1279, 150969), (1659, 116389), (1911, 101041), (3081, 62671), (3837, 50323), (3871, 49881), (7189, 26859), (8953, 21567), (11613, 16627)]