821484387

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 1287217152

約数和(自身を除く): 465732765

約数列:

[1, 3, 9, 17, 51, 67, 127, 153, 201, 381, 603, 631, 1139, 1143, 1893, 2159, 3417, 5679, 6477, 8509, 10251, 10727, 19431, 25527, 32181, 42277, 76581, 80137, 96543, 126831, 144653, 240411, 380493, 433959, 718709, 721233, 1301877, 1362329, 2156127, 4086987, 5369179, 6468381, 12260961, 16107537, 48322611, 91276043, 273828129, 821484387]

約数ペア:

[(1, 821484387), (3, 273828129), (9, 91276043), (17, 48322611), (51, 16107537), (67, 12260961), (127, 6468381), (153, 5369179), (201, 4086987), (381, 2156127), (603, 1362329), (631, 1301877), (1139, 721233), (1143, 718709), (1893, 433959), (2159, 380493), (3417, 240411), (5679, 144653), (6477, 126831), (8509, 96543), (10251, 80137), (10727, 76581), (19431, 42277), (25527, 32181)]