49128471

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13681}}^1$

素因数の和:13716

約数の個数: 32

約数和(自身を含む): 87564800

約数和(自身を除く): 38436329

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 13681, 41043, 95767, 123129, 259939, 287301, 369387, 779817, 861903, 1819573, 2339451, 2585709, 5458719, 7018353, 16376157, 49128471]

約数ペア:

[(1, 49128471), (3, 16376157), (7, 7018353), (9, 5458719), (19, 2585709), (21, 2339451), (27, 1819573), (57, 861903), (63, 779817), (133, 369387), (171, 287301), (189, 259939), (399, 123129), (513, 95767), (1197, 41043), (3591, 13681)]