81980244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73459}}^1$

素因数の和:73500

約数の個数: 36

約数和(自身を含む): 213915520

約数和(自身を除く): 131935276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 73459, 146918, 220377, 293836, 440754, 661131, 881508, 1322262, 2277229, 2644524, 4554458, 6831687, 9108916, 13663374, 20495061, 27326748, 40990122, 81980244]

約数ペア:

[(1, 81980244), (2, 40990122), (3, 27326748), (4, 20495061), (6, 13663374), (9, 9108916), (12, 6831687), (18, 4554458), (31, 2644524), (36, 2277229), (62, 1322262), (93, 881508), (124, 661131), (186, 440754), (279, 293836), (372, 220377), (558, 146918), (1116, 73459)]