1243244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 2358720

約数和(自身を除く): 1115476

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 389, 778, 799, 1556, 1598, 3196, 6613, 13226, 18283, 26452, 36566, 73132, 310811, 621622, 1243244]

約数ペア:

[(1, 1243244), (2, 621622), (4, 310811), (17, 73132), (34, 36566), (47, 26452), (68, 18283), (94, 13226), (188, 6613), (389, 3196), (778, 1598), (799, 1556)]