28378284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{214987}}^1$

素因数の和:215005

約数の個数: 24

約数和(自身を含む): 72235968

約数和(自身を除く): 43857684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 214987, 429974, 644961, 859948, 1289922, 2364857, 2579844, 4729714, 7094571, 9459428, 14189142, 28378284]

約数ペア:

[(1, 28378284), (2, 14189142), (3, 9459428), (4, 7094571), (6, 4729714), (11, 2579844), (12, 2364857), (22, 1289922), (33, 859948), (44, 644961), (66, 429974), (132, 214987)]