257056956

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{183089}}^1$

素因数の和:183115

約数の個数: 48

約数和(自身を含む): 717712800

約数和(自身を除く): 460655844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 183089, 366178, 549267, 732356, 1098534, 1647801, 2197068, 2380157, 3295602, 4760314, 4943403, 6591204, 7140471, 9520628, 9886806, 14280942, 19773612, 21421413, 28561884, 42842826, 64264239, 85685652, 128528478, 257056956]

約数ペア:

[(1, 257056956), (2, 128528478), (3, 85685652), (4, 64264239), (6, 42842826), (9, 28561884), (12, 21421413), (13, 19773612), (18, 14280942), (26, 9886806), (27, 9520628), (36, 7140471), (39, 6591204), (52, 4943403), (54, 4760314), (78, 3295602), (108, 2380157), (117, 2197068), (156, 1647801), (234, 1098534), (351, 732356), (468, 549267), (702, 366178), (1404, 183089)]