64810641

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 101767168

約数和(自身を除く): 36956527

約数列:

[1, 3, 7, 21, 67, 73, 201, 219, 469, 511, 631, 1407, 1533, 1893, 4417, 4891, 13251, 14673, 34237, 42277, 46063, 102711, 126831, 138189, 295939, 322441, 887817, 967323, 3086221, 9258663, 21603547, 64810641]

約数ペア:

[(1, 64810641), (3, 21603547), (7, 9258663), (21, 3086221), (67, 967323), (73, 887817), (201, 322441), (219, 295939), (469, 138189), (511, 126831), (631, 102711), (1407, 46063), (1533, 42277), (1893, 34237), (4417, 14673), (4891, 13251)]