28970556

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 70479360

約数和(自身を除く): 41508804

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 111, 142, 148, 213, 222, 284, 426, 444, 852, 919, 1838, 2627, 2757, 3676, 5254, 5514, 7881, 10508, 11028, 15762, 31524, 34003, 65249, 68006, 102009, 130498, 136012, 195747, 204018, 260996, 391494, 408036, 782988, 2414213, 4828426, 7242639, 9656852, 14485278, 28970556]

約数ペア:

[(1, 28970556), (2, 14485278), (3, 9656852), (4, 7242639), (6, 4828426), (12, 2414213), (37, 782988), (71, 408036), (74, 391494), (111, 260996), (142, 204018), (148, 195747), (213, 136012), (222, 130498), (284, 102009), (426, 68006), (444, 65249), (852, 34003), (919, 31524), (1838, 15762), (2627, 11028), (2757, 10508), (3676, 7881), (5254, 5514)]