47789217

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1697}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 81504000

約数和(自身を除く): 33714783

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 1697, 3129, 4023, 5091, 9387, 11879, 15273, 28161, 35637, 45819, 106911, 252853, 320733, 758559, 1769971, 2275677, 5309913, 6827031, 15929739, 47789217]

約数ペア:

[(1, 47789217), (3, 15929739), (7, 6827031), (9, 5309913), (21, 2275677), (27, 1769971), (63, 758559), (149, 320733), (189, 252853), (447, 106911), (1043, 45819), (1341, 35637), (1697, 28161), (3129, 15273), (4023, 11879), (5091, 9387)]