81296720019

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 119318078880

約数和(自身を除く): 38021358861

約数列:

[1, 3, 9, 131, 229, 353, 393, 687, 853, 1059, 1179, 2061, 2559, 3177, 7677, 29999, 46243, 80837, 89997, 111743, 138729, 195337, 242511, 269991, 301109, 335229, 416187, 586011, 727533, 903327, 1005687, 1758033, 2709981, 10589647, 25589147, 31768941, 39445279, 68953961, 76767441, 95306823, 118335837, 206861883, 230302323, 355007511, 620585649, 9032968891, 27098906673, 81296720019]

約数ペア:

[(1, 81296720019), (3, 27098906673), (9, 9032968891), (131, 620585649), (229, 355007511), (353, 230302323), (393, 206861883), (687, 118335837), (853, 95306823), (1059, 76767441), (1179, 68953961), (2061, 39445279), (2559, 31768941), (3177, 25589147), (7677, 10589647), (29999, 2709981), (46243, 1758033), (80837, 1005687), (89997, 903327), (111743, 727533), (138729, 586011), (195337, 416187), (242511, 335229), (269991, 301109)]