1901571

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 3145728

約数和(自身を除く): 1244157

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 127, 161, 217, 381, 483, 651, 713, 889, 2139, 2667, 2921, 3937, 4991, 8763, 11811, 14973, 20447, 27559, 61341, 82677, 90551, 271653, 633857, 1901571]

約数ペア:

[(1, 1901571), (3, 633857), (7, 271653), (21, 90551), (23, 82677), (31, 61341), (69, 27559), (93, 20447), (127, 14973), (161, 11811), (217, 8763), (381, 4991), (483, 3937), (651, 2921), (713, 2667), (889, 2139)]