40764381

素因数分解:

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

素因数の和:6640

約数の個数: 16

約数和(自身を含む): 62329344

約数和(自身を除く): 21564963

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6323, 6447, 18969, 44261, 132783, 1941161, 5823483, 13588127, 40764381]

約数ペア:

[(1, 40764381), (3, 13588127), (7, 5823483), (21, 1941161), (307, 132783), (921, 44261), (2149, 18969), (6323, 6447)]