252980978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 436700160

約数和(自身を除く): 183719182

約数列:

[1, 2, 17, 29, 34, 47, 53, 58, 94, 103, 106, 206, 493, 799, 901, 986, 1363, 1537, 1598, 1751, 1802, 2491, 2726, 2987, 3074, 3502, 4841, 4982, 5459, 5974, 9682, 10918, 23171, 26129, 42347, 46342, 50779, 52258, 72239, 82297, 84694, 92803, 101558, 140389, 144478, 158311, 164594, 185606, 256573, 280778, 316622, 513146, 1228063, 2386613, 2456126, 2691287, 4361741, 4773226, 5382574, 7440617, 8723482, 14881234, 126490489, 252980978]

約数ペア:

[(1, 252980978), (2, 126490489), (17, 14881234), (29, 8723482), (34, 7440617), (47, 5382574), (53, 4773226), (58, 4361741), (94, 2691287), (103, 2456126), (106, 2386613), (206, 1228063), (493, 513146), (799, 316622), (901, 280778), (986, 256573), (1363, 185606), (1537, 164594), (1598, 158311), (1751, 144478), (1802, 140389), (2491, 101558), (2726, 92803), (2987, 84694), (3074, 82297), (3502, 72239), (4841, 52258), (4982, 50779), (5459, 46342), (5974, 42347), (9682, 26129), (10918, 23171)]