28919254

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8363}}^1$

素因数の和:8404

約数の個数: 32

約数和(自身を含む): 56206080

約数和(自身を除く): 27286826

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8363, 16726, 58541, 108719, 117082, 158897, 217438, 317794, 761033, 1112279, 1522066, 2065661, 2224558, 4131322, 14459627, 28919254]

約数ペア:

[(1, 28919254), (2, 14459627), (7, 4131322), (13, 2224558), (14, 2065661), (19, 1522066), (26, 1112279), (38, 761033), (91, 317794), (133, 217438), (182, 158897), (247, 117082), (266, 108719), (494, 58541), (1729, 16726), (3458, 8363)]