31781196

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{5623}}^1$

素因数の和:5790

約数の個数: 36

約数和(自身を含む): 80861872

約数和(自身を除く): 49080676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5623, 5652, 11246, 16869, 22492, 33738, 50607, 67476, 101214, 202428, 882811, 1765622, 2648433, 3531244, 5296866, 7945299, 10593732, 15890598, 31781196]

約数ペア:

[(1, 31781196), (2, 15890598), (3, 10593732), (4, 7945299), (6, 5296866), (9, 3531244), (12, 2648433), (18, 1765622), (36, 882811), (157, 202428), (314, 101214), (471, 67476), (628, 50607), (942, 33738), (1413, 22492), (1884, 16869), (2826, 11246), (5623, 5652)]