18358317

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1237}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 28389816

約数和(自身を除く): 10031499

約数列:

[1, 3, 9, 17, 51, 97, 153, 291, 873, 1237, 1649, 3711, 4947, 11133, 14841, 21029, 63087, 119989, 189261, 359967, 1079901, 2039813, 6119439, 18358317]

約数ペア:

[(1, 18358317), (3, 6119439), (9, 2039813), (17, 1079901), (51, 359967), (97, 189261), (153, 119989), (291, 63087), (873, 21029), (1237, 14841), (1649, 11133), (3711, 4947)]