256543199358

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{244703}}^1$

素因数の和:244909

約数の個数: 64

約数和(自身を含む): 548011671552

約数和(自身を除く): 291468472194

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 107, 138, 142, 213, 214, 321, 426, 642, 1633, 2461, 3266, 4899, 4922, 7383, 7597, 9798, 14766, 15194, 22791, 45582, 174731, 244703, 349462, 489406, 524193, 734109, 1048386, 1468218, 5628169, 11256338, 16884507, 17373913, 26183221, 33769014, 34747826, 52121739, 52366442, 78549663, 104243478, 157099326, 399599999, 602214083, 799199998, 1198799997, 1204428166, 1806642249, 1859008691, 2397599994, 3613284498, 3718017382, 5577026073, 11154052146, 42757199893, 85514399786, 128271599679, 256543199358]

約数ペア:

[(1, 256543199358), (2, 128271599679), (3, 85514399786), (6, 42757199893), (23, 11154052146), (46, 5577026073), (69, 3718017382), (71, 3613284498), (107, 2397599994), (138, 1859008691), (142, 1806642249), (213, 1204428166), (214, 1198799997), (321, 799199998), (426, 602214083), (642, 399599999), (1633, 157099326), (2461, 104243478), (3266, 78549663), (4899, 52366442), (4922, 52121739), (7383, 34747826), (7597, 33769014), (9798, 26183221), (14766, 17373913), (15194, 16884507), (22791, 11256338), (45582, 5628169), (174731, 1468218), (244703, 1048386), (349462, 734109), (489406, 524193)]