127399168

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{38281}}^1$

素因数の和:38310

約数の個数: 36

約数和(自身を含む): 273869428

約数和(自身を除く): 146470260

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 38281, 76562, 153124, 306248, 497653, 612496, 995306, 1224992, 1990612, 2449984, 3981224, 4899968, 7962448, 9799936, 15924896, 31849792, 63699584, 127399168]

約数ペア:

[(1, 127399168), (2, 63699584), (4, 31849792), (8, 15924896), (13, 9799936), (16, 7962448), (26, 4899968), (32, 3981224), (52, 2449984), (64, 1990612), (104, 1224992), (128, 995306), (208, 612496), (256, 497653), (416, 306248), (832, 153124), (1664, 76562), (3328, 38281)]