213157029

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 306662400

約数和(自身を除く): 93505371

約数列:

[1, 3, 19, 57, 59, 177, 241, 263, 723, 789, 1121, 3363, 4579, 4997, 13737, 14219, 14991, 15517, 42657, 46551, 63383, 190149, 270161, 294823, 810483, 884469, 1204277, 3612831, 3739597, 11218791, 71052343, 213157029]

約数ペア:

[(1, 213157029), (3, 71052343), (19, 11218791), (57, 3739597), (59, 3612831), (177, 1204277), (241, 884469), (263, 810483), (723, 294823), (789, 270161), (1121, 190149), (3363, 63383), (4579, 46551), (4997, 42657), (13737, 15517), (14219, 14991)]