72177165

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 127203804

約数和(自身を除く): 55026639

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 257, 395, 711, 771, 1185, 1285, 2313, 3555, 3855, 6241, 11565, 18723, 20303, 31205, 56169, 60909, 93615, 101515, 182727, 280845, 304545, 913635, 1603937, 4811811, 8019685, 14435433, 24059055, 72177165]

約数ペア:

[(1, 72177165), (3, 24059055), (5, 14435433), (9, 8019685), (15, 4811811), (45, 1603937), (79, 913635), (237, 304545), (257, 280845), (395, 182727), (711, 101515), (771, 93615), (1185, 60909), (1285, 56169), (2313, 31205), (3555, 20303), (3855, 18723), (6241, 11565)]