81738594

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{648719}}^1$

素因数の和:648734

約数の個数: 24

約数和(自身を含む): 202400640

約数和(自身を除く): 120662046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 648719, 1297438, 1946157, 3892314, 4541033, 5838471, 9082066, 11676942, 13623099, 27246198, 40869297, 81738594]

約数ペア:

[(1, 81738594), (2, 40869297), (3, 27246198), (6, 13623099), (7, 11676942), (9, 9082066), (14, 5838471), (18, 4541033), (21, 3892314), (42, 1946157), (63, 1297438), (126, 648719)]