208698921

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{929}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 305877000

約数和(自身を除く): 97178079

約数列:

[1, 3, 9, 109, 229, 327, 687, 929, 981, 2061, 2787, 8361, 24961, 74883, 101261, 212741, 224649, 303783, 638223, 911349, 1914669, 23188769, 69566307, 208698921]

約数ペア:

[(1, 208698921), (3, 69566307), (9, 23188769), (109, 1914669), (229, 911349), (327, 638223), (687, 303783), (929, 224649), (981, 212741), (2061, 101261), (2787, 74883), (8361, 24961)]