87809949

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 131399424

約数和(自身を除く): 43589475

約数列:

[1, 3, 9, 31, 93, 279, 491, 641, 1473, 1923, 4419, 5769, 15221, 19871, 45663, 59613, 136989, 178839, 314731, 944193, 2832579, 9756661, 29269983, 87809949]

約数ペア:

[(1, 87809949), (3, 29269983), (9, 9756661), (31, 2832579), (93, 944193), (279, 314731), (491, 178839), (641, 136989), (1473, 59613), (1923, 45663), (4419, 19871), (5769, 15221)]