211118138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{7331}}^1$

素因数の和:7379

約数の個数: 48

約数和(自身を含む): 421267392

約数和(自身を除く): 210149254

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 121, 154, 187, 238, 242, 374, 847, 1309, 1694, 2057, 2618, 4114, 7331, 14399, 14662, 28798, 51317, 80641, 102634, 124627, 161282, 249254, 564487, 872389, 887051, 1128974, 1370897, 1744778, 1774102, 2741794, 6209357, 9596279, 12418714, 15079867, 19192558, 30159734, 105559069, 211118138]

約数ペア:

[(1, 211118138), (2, 105559069), (7, 30159734), (11, 19192558), (14, 15079867), (17, 12418714), (22, 9596279), (34, 6209357), (77, 2741794), (119, 1774102), (121, 1744778), (154, 1370897), (187, 1128974), (238, 887051), (242, 872389), (374, 564487), (847, 249254), (1309, 161282), (1694, 124627), (2057, 102634), (2618, 80641), (4114, 51317), (7331, 28798), (14399, 14662)]