28436211

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 45504000

約数和(自身を除く): 17067789

約数列:

[1, 3, 9, 23, 27, 29, 69, 87, 207, 261, 621, 667, 783, 1579, 2001, 4737, 6003, 14211, 18009, 36317, 42633, 45791, 108951, 137373, 326853, 412119, 980559, 1053193, 1236357, 3159579, 9478737, 28436211]

約数ペア:

[(1, 28436211), (3, 9478737), (9, 3159579), (23, 1236357), (27, 1053193), (29, 980559), (69, 412119), (87, 326853), (207, 137373), (261, 108951), (621, 45791), (667, 42633), (783, 36317), (1579, 18009), (2001, 14211), (4737, 6003)]