231615489

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{1373}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 366693120

約数和(自身を除く): 135077631

約数列:

[1, 3, 7, 21, 29, 87, 203, 277, 609, 831, 1373, 1939, 4119, 5817, 8033, 9611, 24099, 28833, 39817, 56231, 119451, 168693, 278719, 380321, 836157, 1140963, 2662247, 7986741, 11029309, 33087927, 77205163, 231615489]

約数ペア:

[(1, 231615489), (3, 77205163), (7, 33087927), (21, 11029309), (29, 7986741), (87, 2662247), (203, 1140963), (277, 836157), (609, 380321), (831, 278719), (1373, 168693), (1939, 119451), (4119, 56231), (5817, 39817), (8033, 28833), (9611, 24099)]