81528762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6323}}^1$

素因数の和:6642

約数の個数: 32

約数和(自身を含む): 186988032

約数和(自身を除く): 105459270

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1842, 2149, 4298, 6323, 6447, 12646, 12894, 18969, 37938, 44261, 88522, 132783, 265566, 1941161, 3882322, 5823483, 11646966, 13588127, 27176254, 40764381, 81528762]

約数ペア:

[(1, 81528762), (2, 40764381), (3, 27176254), (6, 13588127), (7, 11646966), (14, 5823483), (21, 3882322), (42, 1941161), (307, 265566), (614, 132783), (921, 88522), (1842, 44261), (2149, 37938), (4298, 18969), (6323, 12894), (6447, 12646)]