81209857

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 88312000

約数和(自身を除く): 7102143

約数列:

[1, 19, 37, 331, 349, 703, 6289, 6631, 12247, 12913, 115519, 232693, 245347, 2194861, 4274203, 81209857]

約数ペア:

[(1, 81209857), (19, 4274203), (37, 2194861), (331, 245347), (349, 232693), (703, 115519), (6289, 12913), (6631, 12247)]