66811437

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 121130880

約数和(自身を除く): 54319443

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 229, 231, 421, 687, 693, 1263, 1603, 2061, 2519, 2947, 3789, 4631, 4809, 7557, 8841, 13893, 14427, 17633, 22671, 26523, 32417, 41679, 52899, 96409, 97251, 158697, 289227, 291753, 674863, 867681, 1060499, 2024589, 3181497, 6073767, 7423493, 9544491, 22270479, 66811437]

約数ペア:

[(1, 66811437), (3, 22270479), (7, 9544491), (9, 7423493), (11, 6073767), (21, 3181497), (33, 2024589), (63, 1060499), (77, 867681), (99, 674863), (229, 291753), (231, 289227), (421, 158697), (687, 97251), (693, 96409), (1263, 52899), (1603, 41679), (2061, 32417), (2519, 26523), (2947, 22671), (3789, 17633), (4631, 14427), (4809, 13893), (7557, 8841)]