15127215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 25505280

約数和(自身を除く): 10378065

約数列:

[1, 3, 5, 15, 23, 69, 115, 163, 269, 345, 489, 807, 815, 1345, 2445, 3749, 4035, 6187, 11247, 18561, 18745, 30935, 43847, 56235, 92805, 131541, 219235, 657705, 1008481, 3025443, 5042405, 15127215]

約数ペア:

[(1, 15127215), (3, 5042405), (5, 3025443), (15, 1008481), (23, 657705), (69, 219235), (115, 131541), (163, 92805), (269, 56235), (345, 43847), (489, 30935), (807, 18745), (815, 18561), (1345, 11247), (2445, 6187), (3749, 4035)]