1242663842

素因数分解:

$2^1\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{66889}}^1$

素因数の和:68225

約数の個数: 16

約数和(自身を含む): 2131918080

約数和(自身を除く): 889254238

約数列:

[1, 2, 7, 14, 1327, 2654, 9289, 18578, 66889, 133778, 468223, 936446, 88761703, 177523406, 621331921, 1242663842]

約数ペア:

[(1, 1242663842), (2, 621331921), (7, 177523406), (14, 88761703), (1327, 936446), (2654, 468223), (9289, 133778), (18578, 66889)]