64264798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 108767232

約数和(自身を除く): 44502434

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 403, 806, 923, 1123, 1846, 2201, 2246, 4402, 14599, 28613, 29198, 34813, 57226, 69626, 79733, 159466, 452569, 905138, 1036529, 2073058, 2471723, 4943446, 32132399, 64264798]

約数ペア:

[(1, 64264798), (2, 32132399), (13, 4943446), (26, 2471723), (31, 2073058), (62, 1036529), (71, 905138), (142, 452569), (403, 159466), (806, 79733), (923, 69626), (1123, 57226), (1846, 34813), (2201, 29198), (2246, 28613), (4402, 14599)]