7870527

素因数分解:

$3^5\times 7^2\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 13735176

約数和(自身を除く): 5864649

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 661, 1323, 1701, 1983, 3969, 4627, 5949, 11907, 13881, 17847, 32389, 41643, 53541, 97167, 124929, 160623, 291501, 374787, 874503, 1124361, 2623509, 7870527]

約数ペア:

[(1, 7870527), (3, 2623509), (7, 1124361), (9, 874503), (21, 374787), (27, 291501), (49, 160623), (63, 124929), (81, 97167), (147, 53541), (189, 41643), (243, 32389), (441, 17847), (567, 13881), (661, 11907), (1323, 5949), (1701, 4627), (1983, 3969)]