28474809

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1669}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 42645120

約数和(自身を除く): 14170311

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1551, 1669, 5007, 5687, 17061, 18359, 55077, 78443, 201949, 235329, 605847, 862873, 2588619, 9491603, 28474809]

約数ペア:

[(1, 28474809), (3, 9491603), (11, 2588619), (33, 862873), (47, 605847), (121, 235329), (141, 201949), (363, 78443), (517, 55077), (1551, 18359), (1669, 17061), (5007, 5687)]