28720038

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1039}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 61102080

約数和(自身を除く): 32382042

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 271, 542, 813, 1039, 1626, 2078, 3117, 4607, 6234, 9214, 13821, 17663, 27642, 35326, 52989, 105978, 281569, 563138, 844707, 1689414, 4786673, 9573346, 14360019, 28720038]

約数ペア:

[(1, 28720038), (2, 14360019), (3, 9573346), (6, 4786673), (17, 1689414), (34, 844707), (51, 563138), (102, 281569), (271, 105978), (542, 52989), (813, 35326), (1039, 27642), (1626, 17663), (2078, 13821), (3117, 9214), (4607, 6234)]