2643028496

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{21323}}^1$

素因数の和:21519

約数の個数: 40

約数和(自身を含む): 5246045184

約数和(自身を除く): 2603016688

約数列:

[1, 2, 4, 8, 16, 61, 122, 127, 244, 254, 488, 508, 976, 1016, 2032, 7747, 15494, 21323, 30988, 42646, 61976, 85292, 123952, 170584, 341168, 1300703, 2601406, 2708021, 5202812, 5416042, 10405624, 10832084, 20811248, 21664168, 43328336, 165189281, 330378562, 660757124, 1321514248, 2643028496]

約数ペア:

[(1, 2643028496), (2, 1321514248), (4, 660757124), (8, 330378562), (16, 165189281), (61, 43328336), (122, 21664168), (127, 20811248), (244, 10832084), (254, 10405624), (488, 5416042), (508, 5202812), (976, 2708021), (1016, 2601406), (2032, 1300703), (7747, 341168), (15494, 170584), (21323, 123952), (30988, 85292), (42646, 61976)]