207882477

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 379209600

約数和(自身を除く): 171327123

約数列:

[1, 3, 9, 11, 17, 19, 27, 33, 51, 57, 99, 121, 153, 171, 187, 197, 209, 297, 323, 363, 459, 513, 561, 591, 627, 969, 1089, 1683, 1773, 1881, 2057, 2167, 2299, 2907, 3267, 3349, 3553, 3743, 5049, 5319, 5643, 6171, 6501, 6897, 8721, 10047, 10659, 11229, 18513, 19503, 20691, 23837, 30141, 31977, 33687, 36839, 39083, 41173, 55539, 58509, 62073, 63631, 71511, 90423, 95931, 101061, 110517, 117249, 123519, 190893, 214533, 331551, 351747, 370557, 405229, 452903, 572679, 643599, 699941, 994653, 1055241, 1111671, 1215687, 1358709, 1718037, 2099823, 3647061, 4076127, 6299469, 7699351, 10941183, 12228381, 18898407, 23098053, 69294159, 207882477]

約数ペア:

[(1, 207882477), (3, 69294159), (9, 23098053), (11, 18898407), (17, 12228381), (19, 10941183), (27, 7699351), (33, 6299469), (51, 4076127), (57, 3647061), (99, 2099823), (121, 1718037), (153, 1358709), (171, 1215687), (187, 1111671), (197, 1055241), (209, 994653), (297, 699941), (323, 643599), (363, 572679), (459, 452903), (513, 405229), (561, 370557), (591, 351747), (627, 331551), (969, 214533), (1089, 190893), (1683, 123519), (1773, 117249), (1881, 110517), (2057, 101061), (2167, 95931), (2299, 90423), (2907, 71511), (3267, 63631), (3349, 62073), (3553, 58509), (3743, 55539), (5049, 41173), (5319, 39083), (5643, 36839), (6171, 33687), (6501, 31977), (6897, 30141), (8721, 23837), (10047, 20691), (10659, 19503), (11229, 18513)]