69663784

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 134291520

約数和(自身を除く): 64627736

約数列:

[1, 2, 4, 8, 43, 86, 172, 313, 344, 626, 647, 1252, 1294, 2504, 2588, 5176, 13459, 26918, 27821, 53836, 55642, 107672, 111284, 202511, 222568, 405022, 810044, 1620088, 8707973, 17415946, 34831892, 69663784]

約数ペア:

[(1, 69663784), (2, 34831892), (4, 17415946), (8, 8707973), (43, 1620088), (86, 810044), (172, 405022), (313, 222568), (344, 202511), (626, 111284), (647, 107672), (1252, 55642), (1294, 53836), (2504, 27821), (2588, 26918), (5176, 13459)]