397334511

素因数分解:

$3^3\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2999}}^1$

素因数の和:3716

約数の個数: 32

約数和(自身を含む): 673920000

約数和(自身を除く): 276585489

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 701, 2103, 2999, 4907, 6309, 8997, 14721, 18927, 20993, 26991, 44163, 62979, 80973, 132489, 188937, 566811, 2102299, 6306897, 14716093, 18920691, 44148279, 56762073, 132444837, 397334511]

約数ペア:

[(1, 397334511), (3, 132444837), (7, 56762073), (9, 44148279), (21, 18920691), (27, 14716093), (63, 6306897), (189, 2102299), (701, 566811), (2103, 188937), (2999, 132489), (4907, 80973), (6309, 62979), (8997, 44163), (14721, 26991), (18927, 20993)]