128580891

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{1607}}^1$

素因数の和:1938

約数の個数: 16

約数和(自身を含む): 173664000

約数和(自身を除く): 45083109

約数列:

[1, 3, 149, 179, 447, 537, 1607, 4821, 26671, 80013, 239443, 287653, 718329, 862959, 42860297, 128580891]

約数ペア:

[(1, 128580891), (3, 42860297), (149, 862959), (179, 718329), (447, 287653), (537, 239443), (1607, 80013), (4821, 26671)]