201326455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{3739}}^1$

素因数の和:3855

約数の個数: 24

約数和(自身を含む): 268606800

約数和(自身を除く): 67280345

約数列:

[1, 5, 11, 55, 89, 121, 445, 605, 979, 3739, 4895, 10769, 18695, 41129, 53845, 205645, 332771, 452419, 1663855, 2262095, 3660481, 18302405, 40265291, 201326455]

約数ペア:

[(1, 201326455), (5, 40265291), (11, 18302405), (55, 3660481), (89, 2262095), (121, 1663855), (445, 452419), (605, 332771), (979, 205645), (3739, 53845), (4895, 41129), (10769, 18695)]