82939899

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 133626240

約数和(自身を除く): 50686341

約数列:

[1, 3, 7, 21, 49, 59, 73, 131, 147, 177, 219, 393, 413, 511, 917, 1239, 1533, 2751, 2891, 3577, 4307, 6419, 7729, 8673, 9563, 10731, 12921, 19257, 23187, 28689, 30149, 54103, 66941, 90447, 162309, 200823, 211043, 378721, 468587, 564217, 633129, 1136163, 1405761, 1692651, 3949519, 11848557, 27646633, 82939899]

約数ペア:

[(1, 82939899), (3, 27646633), (7, 11848557), (21, 3949519), (49, 1692651), (59, 1405761), (73, 1136163), (131, 633129), (147, 564217), (177, 468587), (219, 378721), (393, 211043), (413, 200823), (511, 162309), (917, 90447), (1239, 66941), (1533, 54103), (2751, 30149), (2891, 28689), (3577, 23187), (4307, 19257), (6419, 12921), (7729, 10731), (8673, 9563)]