1291363576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{116381}}^1$

素因数の和:116479

約数の個数: 32

約数和(自身を含む): 2583680400

約数和(自身を除く): 1292316824

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 116381, 232762, 465524, 931048, 2211239, 4422478, 8495813, 8844956, 16991626, 17689912, 33983252, 67966504, 161420447, 322840894, 645681788, 1291363576]

約数ペア:

[(1, 1291363576), (2, 645681788), (4, 322840894), (8, 161420447), (19, 67966504), (38, 33983252), (73, 17689912), (76, 16991626), (146, 8844956), (152, 8495813), (292, 4422478), (584, 2211239), (1387, 931048), (2774, 465524), (5548, 232762), (11096, 116381)]