12980478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{309059}}^1$

素因数の和:309071

約数の個数: 16

約数和(自身を含む): 29669760

約数和(自身を除く): 16689282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 309059, 618118, 927177, 1854354, 2163413, 4326826, 6490239, 12980478]

約数ペア:

[(1, 12980478), (2, 6490239), (3, 4326826), (6, 2163413), (7, 1854354), (14, 927177), (21, 618118), (42, 309059)]