128028762

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{11131}}^1$

素因数の和:11216

約数の個数: 40

約数和(自身を含む): 290945952

約数和(自身を除く): 162917190

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11131, 11502, 22262, 33393, 66786, 100179, 200358, 300537, 601074, 790301, 901611, 1580602, 1803222, 2370903, 4741806, 7112709, 14225418, 21338127, 42676254, 64014381, 128028762]

約数ペア:

[(1, 128028762), (2, 64014381), (3, 42676254), (6, 21338127), (9, 14225418), (18, 7112709), (27, 4741806), (54, 2370903), (71, 1803222), (81, 1580602), (142, 901611), (162, 790301), (213, 601074), (426, 300537), (639, 200358), (1278, 100179), (1917, 66786), (3834, 33393), (5751, 22262), (11131, 11502)]