8222715

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 40

約数和(自身を含む): 14984640

約数和(自身を除く): 6761925

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 257, 395, 405, 711, 771, 1185, 1285, 2133, 2313, 3555, 3855, 6399, 6939, 10665, 11565, 20303, 20817, 31995, 34695, 60909, 101515, 104085, 182727, 304545, 548181, 913635, 1644543, 2740905, 8222715]

約数ペア:

[(1, 8222715), (3, 2740905), (5, 1644543), (9, 913635), (15, 548181), (27, 304545), (45, 182727), (79, 104085), (81, 101515), (135, 60909), (237, 34695), (257, 31995), (395, 20817), (405, 20303), (711, 11565), (771, 10665), (1185, 6939), (1285, 6399), (2133, 3855), (2313, 3555)]