1397041567481

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{1811}}^1\times {\mathrm{5527}}^1$

素因数の和:7629

約数の個数: 32

約数和(自身を含む): 1620627750912

約数和(自身を除く): 223586183431

約数列:

[1, 7, 127, 157, 889, 1099, 1811, 5527, 12677, 19939, 38689, 139573, 229997, 284327, 701929, 867739, 1609979, 1990289, 4913503, 6074173, 10009397, 36109529, 70065779, 110202853, 252766703, 771419971, 1271193419, 1571475329, 8898353933, 11000327303, 199577366783, 1397041567481]

約数ペア:

[(1, 1397041567481), (7, 199577366783), (127, 11000327303), (157, 8898353933), (889, 1571475329), (1099, 1271193419), (1811, 771419971), (5527, 252766703), (12677, 110202853), (19939, 70065779), (38689, 36109529), (139573, 10009397), (229997, 6074173), (284327, 4913503), (701929, 1990289), (867739, 1609979)]