201751215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4751}}^1$

素因数の和:4927

約数の個数: 32

約数和(自身を含む): 342144000

約数和(自身を除く): 140392785

約数列:

[1, 3, 5, 15, 19, 57, 95, 149, 285, 447, 745, 2235, 2831, 4751, 8493, 14155, 14253, 23755, 42465, 71265, 90269, 270807, 451345, 707899, 1354035, 2123697, 3539495, 10618485, 13450081, 40350243, 67250405, 201751215]

約数ペア:

[(1, 201751215), (3, 67250405), (5, 40350243), (15, 13450081), (19, 10618485), (57, 3539495), (95, 2123697), (149, 1354035), (285, 707899), (447, 451345), (745, 270807), (2235, 90269), (2831, 71265), (4751, 42465), (8493, 23755), (14155, 14253)]