66177872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{243301}}^1$

素因数の和:243326

約数の個数: 20

約数和(自身を含む): 135762516

約数和(自身を除く): 69584644

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 243301, 486602, 973204, 1946408, 3892816, 4136117, 8272234, 16544468, 33088936, 66177872]

約数ペア:

[(1, 66177872), (2, 33088936), (4, 16544468), (8, 8272234), (16, 4136117), (17, 3892816), (34, 1946408), (68, 973204), (136, 486602), (272, 243301)]