28139988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1487}}^1$

素因数の和:1596

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 41855532

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 83, 114, 166, 228, 249, 332, 498, 996, 1487, 1577, 2974, 3154, 4461, 4731, 5948, 6308, 8922, 9462, 17844, 18924, 28253, 56506, 84759, 113012, 123421, 169518, 246842, 339036, 370263, 493684, 740526, 1481052, 2344999, 4689998, 7034997, 9379996, 14069994, 28139988]

約数ペア:

[(1, 28139988), (2, 14069994), (3, 9379996), (4, 7034997), (6, 4689998), (12, 2344999), (19, 1481052), (38, 740526), (57, 493684), (76, 370263), (83, 339036), (114, 246842), (166, 169518), (228, 123421), (249, 113012), (332, 84759), (498, 56506), (996, 28253), (1487, 18924), (1577, 17844), (2974, 9462), (3154, 8922), (4461, 6308), (4731, 5948)]