328820859

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{8623}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 502261760

約数和(自身を除く): 173440901

約数列:

[1, 3, 9, 19, 57, 171, 223, 669, 2007, 4237, 8623, 12711, 25869, 38133, 77607, 163837, 491511, 1474533, 1922929, 5768787, 17306361, 36535651, 109606953, 328820859]

約数ペア:

[(1, 328820859), (3, 109606953), (9, 36535651), (19, 17306361), (57, 5768787), (171, 1922929), (223, 1474533), (669, 491511), (2007, 163837), (4237, 77607), (8623, 38133), (12711, 25869)]