28614663

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 52056576

約数和(自身を除く): 23441913

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 157, 231, 263, 471, 693, 789, 1099, 1413, 1727, 1841, 2367, 2893, 3297, 5181, 5523, 8679, 9891, 12089, 15543, 16569, 20251, 26037, 36267, 41291, 60753, 108801, 123873, 182259, 289037, 371619, 454201, 867111, 1362603, 2601333, 3179407, 4087809, 9538221, 28614663]

約数ペア:

[(1, 28614663), (3, 9538221), (7, 4087809), (9, 3179407), (11, 2601333), (21, 1362603), (33, 867111), (63, 454201), (77, 371619), (99, 289037), (157, 182259), (231, 123873), (263, 108801), (471, 60753), (693, 41291), (789, 36267), (1099, 26037), (1413, 20251), (1727, 16569), (1841, 15543), (2367, 12089), (2893, 9891), (3297, 8679), (5181, 5523)]