12157215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{115783}}^1$

素因数の和:115798

約数の個数: 16

約数和(自身を含む): 22230528

約数和(自身を除く): 10073313

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 115783, 347349, 578915, 810481, 1736745, 2431443, 4052405, 12157215]

約数ペア:

[(1, 12157215), (3, 4052405), (5, 2431443), (7, 1736745), (15, 810481), (21, 578915), (35, 347349), (105, 115783)]