2016642015

素因数分解:

$3^4\times 5^1\times {\mathrm{4979363}}^1$

素因数の和:4979380

約数の個数: 20

約数和(自身を含む): 3615018264

約数和(自身を除く): 1598376249

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4979363, 14938089, 24896815, 44814267, 74690445, 134442801, 224071335, 403328403, 672214005, 2016642015]

約数ペア:

[(1, 2016642015), (3, 672214005), (5, 403328403), (9, 224071335), (15, 134442801), (27, 74690445), (45, 44814267), (81, 24896815), (135, 14938089), (405, 4979363)]