871847319

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 1438479360

約数和(自身を除く): 566632041

約数列:

[1, 3, 7, 19, 21, 57, 61, 113, 133, 183, 317, 339, 399, 427, 791, 951, 1159, 1281, 2147, 2219, 2373, 3477, 6023, 6441, 6657, 6893, 8113, 15029, 18069, 19337, 20679, 24339, 35821, 42161, 45087, 48251, 58011, 107463, 126483, 130967, 135359, 144753, 250747, 367403, 392901, 406077, 680599, 752241, 916769, 1102209, 2041797, 2185081, 2571821, 2750307, 4764193, 6555243, 7715463, 14292579, 15295567, 41516539, 45886701, 124549617, 290615773, 871847319]

約数ペア:

[(1, 871847319), (3, 290615773), (7, 124549617), (19, 45886701), (21, 41516539), (57, 15295567), (61, 14292579), (113, 7715463), (133, 6555243), (183, 4764193), (317, 2750307), (339, 2571821), (399, 2185081), (427, 2041797), (791, 1102209), (951, 916769), (1159, 752241), (1281, 680599), (2147, 406077), (2219, 392901), (2373, 367403), (3477, 250747), (6023, 144753), (6441, 135359), (6657, 130967), (6893, 126483), (8113, 107463), (15029, 58011), (18069, 48251), (19337, 45087), (20679, 42161), (24339, 35821)]