168779079

素因数分解:

$3^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 292815840

約数和(自身を除く): 124036761

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 193, 441, 579, 661, 1323, 1351, 1737, 1983, 4053, 4627, 5211, 5949, 9457, 12159, 13881, 17847, 28371, 32389, 36477, 41643, 85113, 97167, 124929, 127573, 255339, 291501, 382719, 874503, 893011, 1148157, 2679033, 3444471, 6251077, 8037099, 18753231, 24111297, 56259693, 168779079]

約数ペア:

[(1, 168779079), (3, 56259693), (7, 24111297), (9, 18753231), (21, 8037099), (27, 6251077), (49, 3444471), (63, 2679033), (147, 1148157), (189, 893011), (193, 874503), (441, 382719), (579, 291501), (661, 255339), (1323, 127573), (1351, 124929), (1737, 97167), (1983, 85113), (4053, 41643), (4627, 36477), (5211, 32389), (5949, 28371), (9457, 17847), (12159, 13881)]