28236078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1801}}^1$

素因数の和:1889

約数の個数: 48

約数和(自身を含む): 66904656

約数和(自身を除く): 38668578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 1801, 2613, 3602, 5226, 5403, 7839, 10806, 15678, 16209, 23413, 32418, 46826, 70239, 120667, 140478, 210717, 241334, 362001, 421434, 724002, 1086003, 1568671, 2172006, 3137342, 4706013, 9412026, 14118039, 28236078]

約数ペア:

[(1, 28236078), (2, 14118039), (3, 9412026), (6, 4706013), (9, 3137342), (13, 2172006), (18, 1568671), (26, 1086003), (39, 724002), (67, 421434), (78, 362001), (117, 241334), (134, 210717), (201, 140478), (234, 120667), (402, 70239), (603, 46826), (871, 32418), (1206, 23413), (1742, 16209), (1801, 15678), (2613, 10806), (3602, 7839), (5226, 5403)]