12390885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 11196315

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 59, 65, 117, 177, 195, 295, 359, 531, 585, 767, 885, 1077, 1795, 2301, 2655, 3231, 3835, 4667, 5385, 6903, 11505, 14001, 16155, 21181, 23335, 34515, 42003, 63543, 70005, 105905, 190629, 210015, 275353, 317715, 826059, 953145, 1376765, 2478177, 4130295, 12390885]

約数ペア:

[(1, 12390885), (3, 4130295), (5, 2478177), (9, 1376765), (13, 953145), (15, 826059), (39, 317715), (45, 275353), (59, 210015), (65, 190629), (117, 105905), (177, 70005), (195, 63543), (295, 42003), (359, 34515), (531, 23335), (585, 21181), (767, 16155), (885, 14001), (1077, 11505), (1795, 6903), (2301, 5385), (2655, 4667), (3231, 3835)]