212959418

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{249367}}^1$

素因数の和:249437

約数の個数: 16

約数和(自身を含む): 371059584

約数和(自身を除く): 158100166

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 249367, 498734, 1745569, 3491138, 15211387, 30422774, 106479709, 212959418]

約数ペア:

[(1, 212959418), (2, 106479709), (7, 30422774), (14, 15211387), (61, 3491138), (122, 1745569), (427, 498734), (854, 249367)]