39742605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 79881984

約数和(自身を除く): 40139379

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 1777, 2485, 3195, 4473, 5331, 7455, 8885, 12439, 15993, 22365, 26655, 37317, 62195, 79965, 111951, 126167, 186585, 378501, 559755, 630835, 883169, 1135503, 1892505, 2649507, 4415845, 5677515, 7948521, 13247535, 39742605]

約数ペア:

[(1, 39742605), (3, 13247535), (5, 7948521), (7, 5677515), (9, 4415845), (15, 2649507), (21, 1892505), (35, 1135503), (45, 883169), (63, 630835), (71, 559755), (105, 378501), (213, 186585), (315, 126167), (355, 111951), (497, 79965), (639, 62195), (1065, 37317), (1491, 26655), (1777, 22365), (2485, 15993), (3195, 12439), (4473, 8885), (5331, 7455)]