85385259

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 135762000

約数和(自身を除く): 50376741

約数列:

[1, 3, 9, 19, 27, 57, 81, 109, 171, 327, 509, 513, 981, 1527, 1539, 2071, 2943, 4581, 6213, 8829, 9671, 13743, 18639, 29013, 41229, 55481, 55917, 87039, 166443, 167751, 261117, 499329, 783351, 1054139, 1497987, 3162417, 4493961, 9487251, 28461753, 85385259]

約数ペア:

[(1, 85385259), (3, 28461753), (9, 9487251), (19, 4493961), (27, 3162417), (57, 1497987), (81, 1054139), (109, 783351), (171, 499329), (327, 261117), (509, 167751), (513, 166443), (981, 87039), (1527, 55917), (1539, 55481), (2071, 41229), (2943, 29013), (4581, 18639), (6213, 13743), (8829, 9671)]