1639409615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1\times {\mathrm{5861}}^1$

素因数の和:7210

約数の個数: 16

約数和(自身を含む): 2014933536

約数和(自身を除く): 375523921

約数列:

[1, 5, 43, 215, 1301, 5861, 6505, 29305, 55943, 252023, 279715, 1260115, 7625161, 38125805, 327881923, 1639409615]

約数ペア:

[(1, 1639409615), (5, 327881923), (43, 38125805), (215, 7625161), (1301, 1260115), (5861, 279715), (6505, 252023), (29305, 55943)]