71881623

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 115151400

約数和(自身を除く): 43269777

約数列:

[1, 3, 9, 11, 33, 99, 121, 149, 363, 443, 447, 1089, 1329, 1341, 1639, 3987, 4873, 4917, 14619, 14751, 18029, 43857, 53603, 54087, 66007, 160809, 162261, 198021, 482427, 594063, 726077, 2178231, 6534693, 7986847, 23960541, 71881623]

約数ペア:

[(1, 71881623), (3, 23960541), (9, 7986847), (11, 6534693), (33, 2178231), (99, 726077), (121, 594063), (149, 482427), (363, 198021), (443, 162261), (447, 160809), (1089, 66007), (1329, 54087), (1341, 53603), (1639, 43857), (3987, 18029), (4873, 14751), (4917, 14619)]