1291153318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 2436037632

約数和(自身を除く): 1144884314

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 163, 182, 326, 497, 613, 923, 994, 1141, 1226, 1846, 2119, 2282, 4238, 4291, 6461, 7969, 8582, 11573, 12922, 14833, 15938, 23146, 29666, 43523, 55783, 81011, 87046, 99919, 111566, 150449, 162022, 199838, 300898, 304661, 565799, 609322, 699433, 1053143, 1131598, 1298947, 1398866, 2106286, 2597894, 3960593, 7094249, 7921186, 9092629, 14188498, 18185258, 49659743, 92225237, 99319486, 184450474, 645576659, 1291153318]

約数ペア:

[(1, 1291153318), (2, 645576659), (7, 184450474), (13, 99319486), (14, 92225237), (26, 49659743), (71, 18185258), (91, 14188498), (142, 9092629), (163, 7921186), (182, 7094249), (326, 3960593), (497, 2597894), (613, 2106286), (923, 1398866), (994, 1298947), (1141, 1131598), (1226, 1053143), (1846, 699433), (2119, 609322), (2282, 565799), (4238, 304661), (4291, 300898), (6461, 199838), (7969, 162022), (8582, 150449), (11573, 111566), (12922, 99919), (14833, 87046), (15938, 81011), (23146, 55783), (29666, 43523)]