90261366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{6689}}^1$

素因数の和:6880

約数の個数: 32

約数和(自身を含む): 195562080

約数和(自身を除く): 105300714

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 4498, 6689, 6747, 13378, 13494, 20067, 40134, 86957, 173914, 260871, 521742, 1157197, 2314394, 3471591, 6943182, 15043561, 30087122, 45130683, 90261366]

約数ペア:

[(1, 90261366), (2, 45130683), (3, 30087122), (6, 15043561), (13, 6943182), (26, 3471591), (39, 2314394), (78, 1157197), (173, 521742), (346, 260871), (519, 173914), (1038, 86957), (2249, 40134), (4498, 20067), (6689, 13494), (6747, 13378)]