64877761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 78310400

約数和(自身を除く): 13432639

約数列:

[1, 13, 19, 31, 37, 229, 247, 403, 481, 589, 703, 1147, 2977, 4351, 7099, 7657, 8473, 9139, 14911, 21793, 56563, 92287, 110149, 134881, 160987, 262663, 283309, 1753453, 2092831, 3414619, 4990597, 64877761]

約数ペア:

[(1, 64877761), (13, 4990597), (19, 3414619), (31, 2092831), (37, 1753453), (229, 283309), (247, 262663), (403, 160987), (481, 134881), (589, 110149), (703, 92287), (1147, 56563), (2977, 21793), (4351, 14911), (7099, 9139), (7657, 8473)]