40031481

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 66878784

約数和(自身を除く): 26847303

約数列:

[1, 3, 7, 17, 21, 49, 51, 83, 119, 147, 193, 249, 357, 579, 581, 833, 1351, 1411, 1743, 2499, 3281, 4053, 4067, 4233, 9457, 9843, 9877, 12201, 16019, 22967, 28371, 29631, 48057, 68901, 69139, 112133, 160769, 207417, 272323, 336399, 482307, 784931, 816969, 1906261, 2354793, 5718783, 13343827, 40031481]

約数ペア:

[(1, 40031481), (3, 13343827), (7, 5718783), (17, 2354793), (21, 1906261), (49, 816969), (51, 784931), (83, 482307), (119, 336399), (147, 272323), (193, 207417), (249, 160769), (357, 112133), (579, 69139), (581, 68901), (833, 48057), (1351, 29631), (1411, 28371), (1743, 22967), (2499, 16019), (3281, 12201), (4053, 9877), (4067, 9843), (4233, 9457)]