287382298

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2207}}^1$

素因数の和:2418

約数の個数: 32

約数和(自身を含む): 503635968

約数和(自身を除く): 216253670

約数列:

[1, 2, 7, 14, 71, 131, 142, 262, 497, 917, 994, 1834, 2207, 4414, 9301, 15449, 18602, 30898, 65107, 130214, 156697, 289117, 313394, 578234, 1096879, 2023819, 2193758, 4047638, 20527307, 41054614, 143691149, 287382298]

約数ペア:

[(1, 287382298), (2, 143691149), (7, 41054614), (14, 20527307), (71, 4047638), (131, 2193758), (142, 2023819), (262, 1096879), (497, 578234), (917, 313394), (994, 289117), (1834, 156697), (2207, 130214), (4414, 65107), (9301, 30898), (15449, 18602)]