311040756

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{221539}}^1$

素因数の和:221565

約数の個数: 48

約数和(自身を含む): 868436800

約数和(自身を除く): 557396044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 221539, 443078, 664617, 886156, 1329234, 1993851, 2658468, 2880007, 3987702, 5760014, 5981553, 7975404, 8640021, 11520028, 11963106, 17280042, 23926212, 25920063, 34560084, 51840126, 77760189, 103680252, 155520378, 311040756]

約数ペア:

[(1, 311040756), (2, 155520378), (3, 103680252), (4, 77760189), (6, 51840126), (9, 34560084), (12, 25920063), (13, 23926212), (18, 17280042), (26, 11963106), (27, 11520028), (36, 8640021), (39, 7975404), (52, 5981553), (54, 5760014), (78, 3987702), (108, 2880007), (117, 2658468), (156, 1993851), (234, 1329234), (351, 886156), (468, 664617), (702, 443078), (1404, 221539)]