28490717128

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{193}}^2\times {\mathrm{1427}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 54537976080

約数和(自身を除く): 26047258952

約数列:

[1, 2, 4, 8, 67, 134, 193, 268, 386, 536, 772, 1427, 1544, 2854, 5708, 11416, 12931, 25862, 37249, 51724, 74498, 95609, 103448, 148996, 191218, 275411, 297992, 382436, 550822, 764872, 1101644, 2203288, 2495683, 4991366, 9982732, 18452537, 19965464, 36905074, 53154323, 73810148, 106308646, 147620296, 212617292, 425234584, 3561339641, 7122679282, 14245358564, 28490717128]

約数ペア:

[(1, 28490717128), (2, 14245358564), (4, 7122679282), (8, 3561339641), (67, 425234584), (134, 212617292), (193, 147620296), (268, 106308646), (386, 73810148), (536, 53154323), (772, 36905074), (1427, 19965464), (1544, 18452537), (2854, 9982732), (5708, 4991366), (11416, 2495683), (12931, 2203288), (25862, 1101644), (37249, 764872), (51724, 550822), (74498, 382436), (95609, 297992), (103448, 275411), (148996, 191218)]