28359485

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 45800640

約数和(自身を除く): 17441155

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 385, 539, 595, 619, 833, 935, 1309, 2695, 3095, 4165, 4333, 6545, 6809, 9163, 10523, 21665, 30331, 34045, 45815, 47663, 52615, 73661, 115753, 151655, 238315, 333641, 368305, 515627, 578765, 810271, 1668205, 2578135, 4051355, 5671897, 28359485]

約数ペア:

[(1, 28359485), (5, 5671897), (7, 4051355), (11, 2578135), (17, 1668205), (35, 810271), (49, 578765), (55, 515627), (77, 368305), (85, 333641), (119, 238315), (187, 151655), (245, 115753), (385, 73661), (539, 52615), (595, 47663), (619, 45815), (833, 34045), (935, 30331), (1309, 21665), (2695, 10523), (3095, 9163), (4165, 6809), (4333, 6545)]