2648295

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 5122656

約数和(自身を除く): 2474361

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 503, 585, 1053, 1509, 1755, 2515, 4527, 5265, 6539, 7545, 13581, 19617, 22635, 32695, 40743, 58851, 67905, 98085, 176553, 203715, 294255, 529659, 882765, 2648295]

約数ペア:

[(1, 2648295), (3, 882765), (5, 529659), (9, 294255), (13, 203715), (15, 176553), (27, 98085), (39, 67905), (45, 58851), (65, 40743), (81, 32695), (117, 22635), (135, 19617), (195, 13581), (351, 7545), (405, 6539), (503, 5265), (585, 4527), (1053, 2515), (1509, 1755)]