71640963

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 112320000

約数和(自身を除く): 40679037

約数列:

[1, 3, 9, 19, 27, 57, 171, 359, 389, 513, 1077, 1167, 3231, 3501, 6821, 7391, 9693, 10503, 20463, 22173, 61389, 66519, 139651, 184167, 199557, 418953, 1256859, 2653369, 3770577, 7960107, 23880321, 71640963]

約数ペア:

[(1, 71640963), (3, 23880321), (9, 7960107), (19, 3770577), (27, 2653369), (57, 1256859), (171, 418953), (359, 199557), (389, 184167), (513, 139651), (1077, 66519), (1167, 61389), (3231, 22173), (3501, 20463), (6821, 10503), (7391, 9693)]