65420572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{122971}}^1$

素因数の和:123001

約数の個数: 24

約数和(自身を含む): 137728640

約数和(自身を除く): 72308068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 122971, 245942, 491884, 860797, 1721594, 2336449, 3443188, 4672898, 9345796, 16355143, 32710286, 65420572]

約数ペア:

[(1, 65420572), (2, 32710286), (4, 16355143), (7, 9345796), (14, 4672898), (19, 3443188), (28, 2336449), (38, 1721594), (76, 860797), (133, 491884), (266, 245942), (532, 122971)]