72020641

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3259}}^1$

素因数の和:3325

約数の個数: 24

約数和(自身を含む): 93653280

約数和(自身を除く): 21632639

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 2009, 3157, 3259, 22099, 22813, 35849, 133619, 159691, 250943, 935333, 1469809, 1756601, 6547331, 10288663, 72020641]

約数ペア:

[(1, 72020641), (7, 10288663), (11, 6547331), (41, 1756601), (49, 1469809), (77, 935333), (287, 250943), (451, 159691), (539, 133619), (2009, 35849), (3157, 22813), (3259, 22099)]