81861618

素因数分解:

$2^1\times 3^1\times {\mathrm{2221}}^1\times {\mathrm{6143}}^1$

素因数の和:8369

約数の個数: 16

約数和(自身を含む): 163823616

約数和(自身を除く): 81961998

約数列:

[1, 2, 3, 6, 2221, 4442, 6143, 6663, 12286, 13326, 18429, 36858, 13643603, 27287206, 40930809, 81861618]

約数ペア:

[(1, 81861618), (2, 40930809), (3, 27287206), (6, 13643603), (2221, 36858), (4442, 18429), (6143, 13326), (6663, 12286)]