1690488

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 4675320

約数和(自身を除く): 2984832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 443, 477, 636, 886, 954, 1272, 1329, 1772, 1908, 2658, 3544, 3816, 3987, 5316, 7974, 10632, 15948, 23479, 31896, 46958, 70437, 93916, 140874, 187832, 211311, 281748, 422622, 563496, 845244, 1690488]

約数ペア:

[(1, 1690488), (2, 845244), (3, 563496), (4, 422622), (6, 281748), (8, 211311), (9, 187832), (12, 140874), (18, 93916), (24, 70437), (36, 46958), (53, 31896), (72, 23479), (106, 15948), (159, 10632), (212, 7974), (318, 5316), (424, 3987), (443, 3816), (477, 3544), (636, 2658), (886, 1908), (954, 1772), (1272, 1329)]