656818292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1871}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 1275386112

約数和(自身を除く): 618567820

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 157, 172, 314, 559, 628, 1118, 1871, 2041, 2236, 3742, 4082, 6751, 7484, 8164, 13502, 24323, 27004, 48646, 80453, 87763, 97292, 160906, 175526, 293747, 321812, 351052, 587494, 1045889, 1174988, 2091778, 3818711, 4183556, 7637422, 12631121, 15274844, 25262242, 50524484, 164204573, 328409146, 656818292]

約数ペア:

[(1, 656818292), (2, 328409146), (4, 164204573), (13, 50524484), (26, 25262242), (43, 15274844), (52, 12631121), (86, 7637422), (157, 4183556), (172, 3818711), (314, 2091778), (559, 1174988), (628, 1045889), (1118, 587494), (1871, 351052), (2041, 321812), (2236, 293747), (3742, 175526), (4082, 160906), (6751, 97292), (7484, 87763), (8164, 80453), (13502, 48646), (24323, 27004)]