251019146

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2851}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 454494720

約数和(自身を除く): 203475574

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 331, 662, 2317, 2851, 4634, 5702, 6289, 12578, 19957, 39914, 44023, 54169, 88046, 108338, 379183, 758366, 943681, 1887362, 6605767, 13211534, 17929939, 35859878, 125509573, 251019146]

約数ペア:

[(1, 251019146), (2, 125509573), (7, 35859878), (14, 17929939), (19, 13211534), (38, 6605767), (133, 1887362), (266, 943681), (331, 758366), (662, 379183), (2317, 108338), (2851, 88046), (4634, 54169), (5702, 44023), (6289, 39914), (12578, 19957)]