15961131

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{1951}}^1$

素因数の和:2064

約数の個数: 20

約数和(自身を含む): 24091584

約数和(自身を除く): 8130453

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 1951, 2727, 5853, 8181, 17559, 52677, 158031, 197051, 591153, 1773459, 5320377, 15961131]

約数ペア:

[(1, 15961131), (3, 5320377), (9, 1773459), (27, 591153), (81, 197051), (101, 158031), (303, 52677), (909, 17559), (1951, 8181), (2727, 5853)]