780701187

素因数分解:

$3^1\times 7^1\times {\mathrm{3917}}^1\times {\mathrm{9491}}^1$

素因数の和:13418

約数の個数: 16

約数和(自身を含む): 1190068992

約数和(自身を除く): 409367805

約数列:

[1, 3, 7, 21, 3917, 9491, 11751, 27419, 28473, 66437, 82257, 199311, 37176247, 111528741, 260233729, 780701187]

約数ペア:

[(1, 780701187), (3, 260233729), (7, 111528741), (21, 37176247), (3917, 199311), (9491, 82257), (11751, 66437), (27419, 28473)]