636686638

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1\times {\mathrm{1327}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 1119089664

約数和(自身を除く): 482403026

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 797, 1327, 1594, 2654, 5579, 9289, 11158, 18578, 34271, 57061, 68542, 114122, 239897, 399427, 479794, 798854, 1057619, 2115238, 7403333, 14806666, 45477617, 90955234, 318343319, 636686638]

約数ペア:

[(1, 636686638), (2, 318343319), (7, 90955234), (14, 45477617), (43, 14806666), (86, 7403333), (301, 2115238), (602, 1057619), (797, 798854), (1327, 479794), (1594, 399427), (2654, 239897), (5579, 114122), (9289, 68542), (11158, 57061), (18578, 34271)]