8401998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 18845568

約数和(自身を除く): 10443570

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 121, 142, 163, 213, 242, 326, 363, 426, 489, 726, 781, 978, 1562, 1793, 2343, 3586, 4686, 5379, 8591, 10758, 11573, 17182, 19723, 23146, 25773, 34719, 39446, 51546, 59169, 69438, 118338, 127303, 254606, 381909, 763818, 1400333, 2800666, 4200999, 8401998]

約数ペア:

[(1, 8401998), (2, 4200999), (3, 2800666), (6, 1400333), (11, 763818), (22, 381909), (33, 254606), (66, 127303), (71, 118338), (121, 69438), (142, 59169), (163, 51546), (213, 39446), (242, 34719), (326, 25773), (363, 23146), (426, 19723), (489, 17182), (726, 11573), (781, 10758), (978, 8591), (1562, 5379), (1793, 4686), (2343, 3586)]