31574406

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 68080320

約数和(自身を除く): 36505914

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 131, 139, 262, 278, 289, 393, 417, 578, 786, 834, 867, 1734, 2227, 2363, 4454, 4726, 6681, 7089, 13362, 14178, 18209, 36418, 37859, 40171, 54627, 75718, 80342, 109254, 113577, 120513, 227154, 241026, 309553, 619106, 928659, 1857318, 5262401, 10524802, 15787203, 31574406]

約数ペア:

[(1, 31574406), (2, 15787203), (3, 10524802), (6, 5262401), (17, 1857318), (34, 928659), (51, 619106), (102, 309553), (131, 241026), (139, 227154), (262, 120513), (278, 113577), (289, 109254), (393, 80342), (417, 75718), (578, 54627), (786, 40171), (834, 37859), (867, 36418), (1734, 18209), (2227, 14178), (2363, 13362), (4454, 7089), (4726, 6681)]