261192772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{27061}}^1$

素因数の和:27211

約数の個数: 24

約数和(自身を含む): 484951040

約数和(自身を除く): 223758268

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2413, 4826, 9652, 27061, 54122, 108244, 514159, 1028318, 2056636, 3436747, 6873494, 13746988, 65298193, 130596386, 261192772]

約数ペア:

[(1, 261192772), (2, 130596386), (4, 65298193), (19, 13746988), (38, 6873494), (76, 3436747), (127, 2056636), (254, 1028318), (508, 514159), (2413, 108244), (4826, 54122), (9652, 27061)]