771649921

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 928908288

約数和(自身を除く): 157258367

約数列:

[1, 7, 43, 67, 83, 301, 461, 469, 581, 2881, 3227, 3569, 5561, 19823, 20167, 24983, 30887, 38263, 38927, 138761, 216209, 239123, 267841, 1328141, 1645309, 1673861, 2563621, 9296987, 11517163, 17945347, 110235703, 771649921]

約数ペア:

[(1, 771649921), (7, 110235703), (43, 17945347), (67, 11517163), (83, 9296987), (301, 2563621), (461, 1673861), (469, 1645309), (581, 1328141), (2881, 267841), (3227, 239123), (3569, 216209), (5561, 138761), (19823, 38927), (20167, 38263), (24983, 30887)]