77705271

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2087}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 132295680

約数和(自身を除く): 54590409

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 2087, 4137, 5319, 6261, 12411, 14609, 18783, 37233, 43827, 56349, 131481, 394443, 411139, 1233417, 2877973, 3700251, 8633919, 11100753, 25901757, 77705271]

約数ペア:

[(1, 77705271), (3, 25901757), (7, 11100753), (9, 8633919), (21, 3700251), (27, 2877973), (63, 1233417), (189, 411139), (197, 394443), (591, 131481), (1379, 56349), (1773, 43827), (2087, 37233), (4137, 18783), (5319, 14609), (6261, 12411)]