40239731

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 50918400

約数和(自身を除く): 10678669

約数列:

[1, 7, 17, 49, 67, 103, 119, 343, 469, 721, 833, 1139, 1751, 3283, 5047, 5831, 6901, 7973, 12257, 22981, 35329, 48307, 55811, 85799, 117317, 338149, 390677, 600593, 821219, 2367043, 5748533, 40239731]

約数ペア:

[(1, 40239731), (7, 5748533), (17, 2367043), (49, 821219), (67, 600593), (103, 390677), (119, 338149), (343, 117317), (469, 85799), (721, 55811), (833, 48307), (1139, 35329), (1751, 22981), (3283, 12257), (5047, 7973), (5831, 6901)]