263848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 554400

約数和(自身を除く): 290552

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 59, 86, 104, 118, 172, 236, 344, 472, 559, 767, 1118, 1534, 2236, 2537, 3068, 4472, 5074, 6136, 10148, 20296, 32981, 65962, 131924, 263848]

約数ペア:

[(1, 263848), (2, 131924), (4, 65962), (8, 32981), (13, 20296), (26, 10148), (43, 6136), (52, 5074), (59, 4472), (86, 3068), (104, 2537), (118, 2236), (172, 1534), (236, 1118), (344, 767), (472, 559)]