639070924

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 1161135360

約数和(自身を除く): 522064436

約数列:

[1, 2, 4, 67, 109, 131, 134, 167, 218, 262, 268, 334, 436, 524, 668, 7303, 8777, 11189, 14279, 14606, 17554, 18203, 21877, 22378, 28558, 29212, 35108, 36406, 43754, 44756, 57116, 72812, 87508, 956693, 1219601, 1465759, 1913386, 2384593, 2439202, 2931518, 3826772, 4769186, 4878404, 5863036, 9538372, 159767731, 319535462, 639070924]

約数ペア:

[(1, 639070924), (2, 319535462), (4, 159767731), (67, 9538372), (109, 5863036), (131, 4878404), (134, 4769186), (167, 3826772), (218, 2931518), (262, 2439202), (268, 2384593), (334, 1913386), (436, 1465759), (524, 1219601), (668, 956693), (7303, 87508), (8777, 72812), (11189, 57116), (14279, 44756), (14606, 43754), (17554, 36406), (18203, 35108), (21877, 29212), (22378, 28558)]