78879717

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13463}}^1$

素因数の和:13510

約数の個数: 32

約数和(自身を含む): 137871360

約数和(自身を除く): 58991643

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 13463, 40389, 94241, 121167, 282723, 363501, 417353, 848169, 1252059, 2544507, 2921471, 3756177, 8764413, 11268531, 26293239, 78879717]

約数ペア:

[(1, 78879717), (3, 26293239), (7, 11268531), (9, 8764413), (21, 3756177), (27, 2921471), (31, 2544507), (63, 1252059), (93, 848169), (189, 417353), (217, 363501), (279, 282723), (651, 121167), (837, 94241), (1953, 40389), (5859, 13463)]