12217191

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4441}}^1$

素因数の和:4582

約数の個数: 16

約数和(自身を含む): 18763008

約数和(自身を除く): 6545817

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 4441, 13323, 31087, 93261, 581771, 1745313, 4072397, 12217191]

約数ペア:

[(1, 12217191), (3, 4072397), (7, 1745313), (21, 581771), (131, 93261), (393, 31087), (917, 13323), (2751, 4441)]