648442077

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{5981}}^1$

素因数の和:6564

約数の個数: 16

約数和(自身を含む): 878636160

約数和(自身を除く): 230194083

約数列:

[1, 3, 71, 213, 509, 1527, 5981, 17943, 36139, 108417, 424651, 1273953, 3044329, 9132987, 216147359, 648442077]

約数ペア:

[(1, 648442077), (3, 216147359), (71, 9132987), (213, 3044329), (509, 1273953), (1527, 424651), (5981, 108417), (17943, 36139)]