128761659

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 212808960

約数和(自身を除く): 84047301

約数列:

[1, 3, 9, 13, 23, 39, 59, 69, 117, 177, 207, 299, 531, 767, 811, 897, 1357, 2301, 2433, 2691, 4071, 6903, 7299, 10543, 12213, 17641, 18653, 31629, 47849, 52923, 55959, 94887, 143547, 158769, 167877, 242489, 430641, 622037, 727467, 1100527, 1866111, 2182401, 3301581, 5598333, 9904743, 14306851, 42920553, 128761659]

約数ペア:

[(1, 128761659), (3, 42920553), (9, 14306851), (13, 9904743), (23, 5598333), (39, 3301581), (59, 2182401), (69, 1866111), (117, 1100527), (177, 727467), (207, 622037), (299, 430641), (531, 242489), (767, 167877), (811, 158769), (897, 143547), (1357, 94887), (2301, 55959), (2433, 52923), (2691, 47849), (4071, 31629), (6903, 18653), (7299, 17641), (10543, 12213)]