28538937

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26647}}^1$

素因数の和:26677

約数の個数: 24

約数和(自身を含む): 49885056

約数和(自身を除く): 21346119

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26647, 79941, 186529, 239823, 452999, 559587, 1358997, 1678761, 3170993, 4076991, 9512979, 28538937]

約数ペア:

[(1, 28538937), (3, 9512979), (7, 4076991), (9, 3170993), (17, 1678761), (21, 1358997), (51, 559587), (63, 452999), (119, 239823), (153, 186529), (357, 79941), (1071, 26647)]