1639996749

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1571}}^1\times {\mathrm{6823}}^1$

素因数の和:8417

約数の個数: 24

約数和(自身を含む): 2510194752

約数和(自身を除く): 870198003

約数列:

[1, 3, 9, 17, 51, 153, 1571, 4713, 6823, 14139, 20469, 26707, 61407, 80121, 115991, 240363, 347973, 1043919, 10718933, 32156799, 96470397, 182221861, 546665583, 1639996749]

約数ペア:

[(1, 1639996749), (3, 546665583), (9, 182221861), (17, 96470397), (51, 32156799), (153, 10718933), (1571, 1043919), (4713, 347973), (6823, 240363), (14139, 115991), (20469, 80121), (26707, 61407)]