64748727

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{1213}}^1$

素因数の和:1884

約数の個数: 20

約数和(自身を含む): 96950040

約数和(自身を除く): 32201313

約数列:

[1, 3, 9, 27, 81, 659, 1213, 1977, 3639, 5931, 10917, 17793, 32751, 53379, 98253, 799367, 2398101, 7194303, 21582909, 64748727]

約数ペア:

[(1, 64748727), (3, 21582909), (9, 7194303), (27, 2398101), (81, 799367), (659, 98253), (1213, 53379), (1977, 32751), (3639, 17793), (5931, 10917)]