71778636

素因数分解:

$2^2\times 3^4\times {\mathrm{221539}}^1$

素因数の和:221555

約数の個数: 30

約数和(自身を含む): 187644380

約数和(自身を除く): 115865744

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 221539, 443078, 664617, 886156, 1329234, 1993851, 2658468, 3987702, 5981553, 7975404, 11963106, 17944659, 23926212, 35889318, 71778636]

約数ペア:

[(1, 71778636), (2, 35889318), (3, 23926212), (4, 17944659), (6, 11963106), (9, 7975404), (12, 5981553), (18, 3987702), (27, 2658468), (36, 1993851), (54, 1329234), (81, 886156), (108, 664617), (162, 443078), (324, 221539)]