78747804

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{30809}}^1$

素因数の和:30890

約数の個数: 36

約数和(自身を含む): 201867120

約数和(自身を除く): 123119316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 30809, 61618, 92427, 123236, 184854, 277281, 369708, 554562, 1109124, 2187439, 4374878, 6562317, 8749756, 13124634, 19686951, 26249268, 39373902, 78747804]

約数ペア:

[(1, 78747804), (2, 39373902), (3, 26249268), (4, 19686951), (6, 13124634), (9, 8749756), (12, 6562317), (18, 4374878), (36, 2187439), (71, 1109124), (142, 554562), (213, 369708), (284, 277281), (426, 184854), (639, 123236), (852, 92427), (1278, 61618), (2556, 30809)]