120839719

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1979}}^1$

素因数の和:2071

約数の個数: 32

約数和(自身を含む): 164989440

約数和(自身を除く): 44149721

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 1979, 4697, 5551, 8723, 13853, 21769, 25727, 61061, 120719, 152383, 180089, 282997, 845033, 1327909, 1569347, 1980979, 9295363, 10985429, 17262817, 120839719]

約数ペア:

[(1, 120839719), (7, 17262817), (11, 10985429), (13, 9295363), (61, 1980979), (77, 1569347), (91, 1327909), (143, 845033), (427, 282997), (671, 180089), (793, 152383), (1001, 120719), (1979, 61061), (4697, 25727), (5551, 21769), (8723, 13853)]