15940821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11047}}^1$

素因数の和:11100

約数の個数: 16

約数和(自身を含む): 23510144

約数和(自身を除く): 7569323

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 11047, 33141, 143611, 408739, 430833, 1226217, 5313607, 15940821]

約数ペア:

[(1, 15940821), (3, 5313607), (13, 1226217), (37, 430833), (39, 408739), (111, 143611), (481, 33141), (1443, 11047)]