56170989

素因数分解:

$3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 96660608

約数和(自身を除く): 40489619

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 157, 189, 471, 567, 631, 1099, 1413, 1893, 3297, 4239, 4417, 5679, 9891, 12717, 13251, 17037, 29673, 39753, 51111, 89019, 99067, 119259, 297201, 357777, 693469, 891603, 2080407, 2674809, 6241221, 8024427, 18723663, 56170989]

約数ペア:

[(1, 56170989), (3, 18723663), (7, 8024427), (9, 6241221), (21, 2674809), (27, 2080407), (63, 891603), (81, 693469), (157, 357777), (189, 297201), (471, 119259), (567, 99067), (631, 89019), (1099, 51111), (1413, 39753), (1893, 29673), (3297, 17037), (4239, 13251), (4417, 12717), (5679, 9891)]