28691355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{24841}}^1$

素因数の和:24867

約数の個数: 32

約数和(自身を含む): 57235968

約数和(自身を除く): 28544613

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 24841, 74523, 124205, 173887, 273251, 372615, 521661, 819753, 869435, 1366255, 1912757, 2608305, 4098765, 5738271, 9563785, 28691355]

約数ペア:

[(1, 28691355), (3, 9563785), (5, 5738271), (7, 4098765), (11, 2608305), (15, 1912757), (21, 1366255), (33, 869435), (35, 819753), (55, 521661), (77, 372615), (105, 273251), (165, 173887), (231, 124205), (385, 74523), (1155, 24841)]