2011397913

素因数分解:

$3^4\times 7^2\times {\mathrm{229}}^1\times {\mathrm{2213}}^1$

素因数の和:2468

約数の個数: 60

約数和(自身を含む): 3512090340

約数和(自身を除く): 1500692427

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 229, 441, 567, 687, 1323, 1603, 2061, 2213, 3969, 4809, 6183, 6639, 11221, 14427, 15491, 18549, 19917, 33663, 43281, 46473, 59751, 100989, 108437, 129843, 139419, 179253, 302967, 325311, 418257, 506777, 908901, 975933, 1254771, 1520331, 2927799, 3547439, 4560993, 8783397, 10642317, 13682979, 24832073, 31926951, 41048937, 74496219, 95780853, 223488657, 287342559, 670465971, 2011397913]

約数ペア:

[(1, 2011397913), (3, 670465971), (7, 287342559), (9, 223488657), (21, 95780853), (27, 74496219), (49, 41048937), (63, 31926951), (81, 24832073), (147, 13682979), (189, 10642317), (229, 8783397), (441, 4560993), (567, 3547439), (687, 2927799), (1323, 1520331), (1603, 1254771), (2061, 975933), (2213, 908901), (3969, 506777), (4809, 418257), (6183, 325311), (6639, 302967), (11221, 179253), (14427, 139419), (15491, 129843), (18549, 108437), (19917, 100989), (33663, 59751), (43281, 46473)]