864395649

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{11177}}^1$

素因数の和:11857

約数の個数: 24

約数和(自身を含む): 1346770152

約数和(自身を除く): 482374503

約数列:

[1, 3, 9, 13, 39, 117, 661, 1983, 5949, 8593, 11177, 25779, 33531, 77337, 100593, 145301, 435903, 1307709, 7387997, 22163991, 66491973, 96043961, 288131883, 864395649]

約数ペア:

[(1, 864395649), (3, 288131883), (9, 96043961), (13, 66491973), (39, 22163991), (117, 7387997), (661, 1307709), (1983, 435903), (5949, 145301), (8593, 100593), (11177, 77337), (25779, 33531)]