1878449859

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:711

約数の個数: 120

約数和(自身を含む): 3471453216

約数和(自身を除く): 1593003357

約数列:

[1, 3, 9, 11, 13, 23, 27, 33, 39, 69, 81, 99, 117, 121, 143, 207, 253, 297, 299, 351, 363, 429, 621, 641, 759, 891, 897, 1053, 1089, 1287, 1573, 1863, 1923, 2277, 2691, 2783, 3267, 3289, 3861, 4719, 5769, 6831, 7051, 8073, 8333, 8349, 9801, 9867, 11583, 14157, 14743, 17307, 20493, 21153, 24219, 24999, 25047, 29601, 36179, 42471, 44229, 51921, 63459, 74997, 75141, 77561, 88803, 91663, 108537, 127413, 132687, 162173, 190377, 191659, 224991, 225423, 232683, 266409, 274989, 325611, 398061, 486519, 571131, 574977, 674973, 698049, 824967, 976833, 1008293, 1194183, 1459557, 1724931, 1783903, 2094147, 2108249, 2474901, 2930499, 3024879, 4378671, 5174793, 5351709, 6282441, 6324747, 7424703, 9074637, 13136013, 15524379, 16055127, 18974241, 23190739, 27223911, 48165381, 56922723, 69572217, 81671733, 144496143, 170768169, 208716651, 626149953, 1878449859]

約数ペア:

[(1, 1878449859), (3, 626149953), (9, 208716651), (11, 170768169), (13, 144496143), (23, 81671733), (27, 69572217), (33, 56922723), (39, 48165381), (69, 27223911), (81, 23190739), (99, 18974241), (117, 16055127), (121, 15524379), (143, 13136013), (207, 9074637), (253, 7424703), (297, 6324747), (299, 6282441), (351, 5351709), (363, 5174793), (429, 4378671), (621, 3024879), (641, 2930499), (759, 2474901), (891, 2108249), (897, 2094147), (1053, 1783903), (1089, 1724931), (1287, 1459557), (1573, 1194183), (1863, 1008293), (1923, 976833), (2277, 824967), (2691, 698049), (2783, 674973), (3267, 574977), (3289, 571131), (3861, 486519), (4719, 398061), (5769, 325611), (6831, 274989), (7051, 266409), (8073, 232683), (8333, 225423), (8349, 224991), (9801, 191659), (9867, 190377), (11583, 162173), (14157, 132687), (14743, 127413), (17307, 108537), (20493, 91663), (21153, 88803), (24219, 77561), (24999, 75141), (25047, 74997), (29601, 63459), (36179, 51921), (42471, 44229)]