731241

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 1278720

約数和(自身を除く): 547479

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 73, 159, 189, 219, 371, 477, 511, 657, 1113, 1431, 1533, 1971, 3339, 3869, 4599, 10017, 11607, 13797, 27083, 34821, 81249, 104463, 243747, 731241]

約数ペア:

[(1, 731241), (3, 243747), (7, 104463), (9, 81249), (21, 34821), (27, 27083), (53, 13797), (63, 11607), (73, 10017), (159, 4599), (189, 3869), (219, 3339), (371, 1971), (477, 1533), (511, 1431), (657, 1113)]