643707652

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{9871}}^1$

素因数の和:10036

約数の個数: 48

約数和(自身を含む): 1373234688

約数和(自身を除く): 729527036

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 137, 238, 274, 476, 548, 959, 1918, 2329, 3836, 4658, 9316, 9871, 16303, 19742, 32606, 39484, 65212, 69097, 138194, 167807, 276388, 335614, 671228, 1174649, 1352327, 2349298, 2704654, 4698596, 5409308, 9466289, 18932578, 22989559, 37865156, 45979118, 91958236, 160926913, 321853826, 643707652]

約数ペア:

[(1, 643707652), (2, 321853826), (4, 160926913), (7, 91958236), (14, 45979118), (17, 37865156), (28, 22989559), (34, 18932578), (68, 9466289), (119, 5409308), (137, 4698596), (238, 2704654), (274, 2349298), (476, 1352327), (548, 1174649), (959, 671228), (1918, 335614), (2329, 276388), (3836, 167807), (4658, 138194), (9316, 69097), (9871, 65212), (16303, 39484), (19742, 32606)]