171471741

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1993}}^1$

素因数の和:2261

約数の個数: 32

約数和(自身を含む): 277947648

約数和(自身を除く): 106475907

約数列:

[1, 3, 7, 17, 21, 51, 119, 241, 357, 723, 1687, 1993, 4097, 5061, 5979, 12291, 13951, 28679, 33881, 41853, 86037, 101643, 237167, 480313, 711501, 1440939, 3362191, 8165321, 10086573, 24495963, 57157247, 171471741]

約数ペア:

[(1, 171471741), (3, 57157247), (7, 24495963), (17, 10086573), (21, 8165321), (51, 3362191), (119, 1440939), (241, 711501), (357, 480313), (723, 237167), (1687, 101643), (1993, 86037), (4097, 41853), (5061, 33881), (5979, 28679), (12291, 13951)]