8270028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 23115456

約数和(自身を除く): 14845428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 431, 468, 492, 533, 738, 862, 1066, 1293, 1476, 1599, 1724, 2132, 2586, 3198, 3879, 4797, 5172, 5603, 6396, 7758, 9594, 11206, 15516, 16809, 17671, 19188, 22412, 33618, 35342, 50427, 53013, 67236, 70684, 100854, 106026, 159039, 201708, 212052, 229723, 318078, 459446, 636156, 689169, 918892, 1378338, 2067507, 2756676, 4135014, 8270028]

約数ペア:

[(1, 8270028), (2, 4135014), (3, 2756676), (4, 2067507), (6, 1378338), (9, 918892), (12, 689169), (13, 636156), (18, 459446), (26, 318078), (36, 229723), (39, 212052), (41, 201708), (52, 159039), (78, 106026), (82, 100854), (117, 70684), (123, 67236), (156, 53013), (164, 50427), (234, 35342), (246, 33618), (369, 22412), (431, 19188), (468, 17671), (492, 16809), (533, 15516), (738, 11206), (862, 9594), (1066, 7758), (1293, 6396), (1476, 5603), (1599, 5172), (1724, 4797), (2132, 3879), (2586, 3198)]