51128766

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 123359040

約数和(自身を除く): 72230274

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 173, 234, 346, 351, 421, 519, 702, 842, 1038, 1263, 1557, 2249, 2526, 3114, 3789, 4498, 4671, 5473, 6747, 7578, 9342, 10946, 11367, 13494, 16419, 20241, 22734, 32838, 40482, 49257, 60723, 72833, 98514, 121446, 145666, 147771, 218499, 295542, 436998, 655497, 946829, 1310994, 1893658, 1966491, 2840487, 3932982, 5680974, 8521461, 17042922, 25564383, 51128766]

約数ペア:

[(1, 51128766), (2, 25564383), (3, 17042922), (6, 8521461), (9, 5680974), (13, 3932982), (18, 2840487), (26, 1966491), (27, 1893658), (39, 1310994), (54, 946829), (78, 655497), (117, 436998), (173, 295542), (234, 218499), (346, 147771), (351, 145666), (421, 121446), (519, 98514), (702, 72833), (842, 60723), (1038, 49257), (1263, 40482), (1557, 32838), (2249, 22734), (2526, 20241), (3114, 16419), (3789, 13494), (4498, 11367), (4671, 10946), (5473, 9342), (6747, 7578)]