13991978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 29272320

約数和(自身を除く): 15280342

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 29, 58, 77, 91, 143, 154, 182, 203, 241, 286, 319, 377, 406, 482, 638, 754, 1001, 1687, 2002, 2233, 2639, 2651, 3133, 3374, 4147, 4466, 5278, 5302, 6266, 6989, 8294, 13978, 18557, 21931, 29029, 34463, 37114, 43862, 48923, 58058, 68926, 76879, 90857, 97846, 153758, 181714, 241241, 482482, 538153, 635999, 999427, 1076306, 1271998, 1998854, 6995989, 13991978]

約数ペア:

[(1, 13991978), (2, 6995989), (7, 1998854), (11, 1271998), (13, 1076306), (14, 999427), (22, 635999), (26, 538153), (29, 482482), (58, 241241), (77, 181714), (91, 153758), (143, 97846), (154, 90857), (182, 76879), (203, 68926), (241, 58058), (286, 48923), (319, 43862), (377, 37114), (406, 34463), (482, 29029), (638, 21931), (754, 18557), (1001, 13978), (1687, 8294), (2002, 6989), (2233, 6266), (2639, 5302), (2651, 5278), (3133, 4466), (3374, 4147)]