42879645

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 79994880

約数和(自身を除く): 37115235

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 61, 123, 127, 135, 183, 205, 305, 369, 381, 549, 615, 635, 915, 1107, 1143, 1647, 1845, 1905, 2501, 2745, 3429, 5207, 5535, 5715, 7503, 7747, 8235, 12505, 15621, 17145, 22509, 23241, 26035, 37515, 38735, 46863, 67527, 69723, 78105, 112545, 116205, 140589, 209169, 234315, 317627, 337635, 348615, 702945, 952881, 1045845, 1588135, 2858643, 4764405, 8575929, 14293215, 42879645]

約数ペア:

[(1, 42879645), (3, 14293215), (5, 8575929), (9, 4764405), (15, 2858643), (27, 1588135), (41, 1045845), (45, 952881), (61, 702945), (123, 348615), (127, 337635), (135, 317627), (183, 234315), (205, 209169), (305, 140589), (369, 116205), (381, 112545), (549, 78105), (615, 69723), (635, 67527), (915, 46863), (1107, 38735), (1143, 37515), (1647, 26035), (1845, 23241), (1905, 22509), (2501, 17145), (2745, 15621), (3429, 12505), (5207, 8235), (5535, 7747), (5715, 7503)]