2915721

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 36

約数和(自身を含む): 4789200

約数和(自身を除く): 1873479

約数列:

[1, 3, 9, 17, 19, 51, 57, 59, 153, 171, 177, 289, 323, 531, 867, 969, 1003, 1121, 2601, 2907, 3009, 3363, 5491, 9027, 10089, 16473, 17051, 19057, 49419, 51153, 57171, 153459, 171513, 323969, 971907, 2915721]

約数ペア:

[(1, 2915721), (3, 971907), (9, 323969), (17, 171513), (19, 153459), (51, 57171), (57, 51153), (59, 49419), (153, 19057), (171, 17051), (177, 16473), (289, 10089), (323, 9027), (531, 5491), (867, 3363), (969, 3009), (1003, 2907), (1121, 2601)]