79978654

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 140232960

約数和(自身を除く): 60254306

約数列:

[1, 2, 7, 14, 73, 139, 146, 278, 511, 563, 973, 1022, 1126, 1946, 3941, 7882, 10147, 20294, 41099, 71029, 78257, 82198, 142058, 156514, 287693, 547799, 575386, 1095598, 5712761, 11425522, 39989327, 79978654]

約数ペア:

[(1, 79978654), (2, 39989327), (7, 11425522), (14, 5712761), (73, 1095598), (139, 575386), (146, 547799), (278, 287693), (511, 156514), (563, 142058), (973, 82198), (1022, 78257), (1126, 71029), (1946, 41099), (3941, 20294), (7882, 10147)]