321998508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{688031}}^1$

素因数の和:688054

約数の個数: 36

約数和(自身を含む): 876552768

約数和(自身を除く): 554554260

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 688031, 1376062, 2064093, 2752124, 4128186, 6192279, 8256372, 8944403, 12384558, 17888806, 24769116, 26833209, 35777612, 53666418, 80499627, 107332836, 160999254, 321998508]

約数ペア:

[(1, 321998508), (2, 160999254), (3, 107332836), (4, 80499627), (6, 53666418), (9, 35777612), (12, 26833209), (13, 24769116), (18, 17888806), (26, 12384558), (36, 8944403), (39, 8256372), (52, 6192279), (78, 4128186), (117, 2752124), (156, 2064093), (234, 1376062), (468, 688031)]