1283715

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 2352960

約数和(自身を除く): 1069245

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 257, 333, 555, 771, 999, 1285, 1665, 2313, 3855, 4995, 6939, 9509, 11565, 28527, 34695, 47545, 85581, 142635, 256743, 427905, 1283715]

約数ペア:

[(1, 1283715), (3, 427905), (5, 256743), (9, 142635), (15, 85581), (27, 47545), (37, 34695), (45, 28527), (111, 11565), (135, 9509), (185, 6939), (257, 4995), (333, 3855), (555, 2313), (771, 1665), (999, 1285)]