277206867

素因数分解:

$3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:811

約数の個数: 72

約数和(自身を含む): 499279872

約数和(自身を除く): 222073005

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 189, 217, 243, 279, 441, 567, 651, 751, 837, 1323, 1519, 1701, 1953, 2253, 2511, 3969, 4557, 5257, 5859, 6759, 7533, 11907, 13671, 15771, 17577, 20277, 23281, 36799, 41013, 47313, 52731, 60831, 69843, 110397, 123039, 141939, 162967, 182493, 209529, 331191, 369117, 425817, 488901, 628587, 993573, 1140769, 1277451, 1466703, 1885761, 2980719, 3422307, 4400109, 5657283, 8942157, 10266921, 13200327, 30800763, 39600981, 92402289, 277206867]

約数ペア:

[(1, 277206867), (3, 92402289), (7, 39600981), (9, 30800763), (21, 13200327), (27, 10266921), (31, 8942157), (49, 5657283), (63, 4400109), (81, 3422307), (93, 2980719), (147, 1885761), (189, 1466703), (217, 1277451), (243, 1140769), (279, 993573), (441, 628587), (567, 488901), (651, 425817), (751, 369117), (837, 331191), (1323, 209529), (1519, 182493), (1701, 162967), (1953, 141939), (2253, 123039), (2511, 110397), (3969, 69843), (4557, 60831), (5257, 52731), (5859, 47313), (6759, 41013), (7533, 36799), (11907, 23281), (13671, 20277), (15771, 17577)]