2008140951

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{1249}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 2869600000

約数和(自身を除く): 861459049

約数列:

[1, 3, 19, 57, 67, 201, 421, 1249, 1263, 1273, 3747, 3819, 7999, 23731, 23997, 28207, 71193, 83683, 84621, 251049, 525829, 535933, 1577487, 1589977, 1607799, 4769931, 9990751, 29972253, 35230543, 105691629, 669380317, 2008140951]

約数ペア:

[(1, 2008140951), (3, 669380317), (19, 105691629), (57, 35230543), (67, 29972253), (201, 9990751), (421, 4769931), (1249, 1607799), (1263, 1589977), (1273, 1577487), (3747, 535933), (3819, 525829), (7999, 251049), (23731, 84621), (23997, 83683), (28207, 71193)]