72571791

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{907}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 98064000

約数和(自身を除く): 25492209

約数列:

[1, 3, 149, 179, 447, 537, 907, 2721, 26671, 80013, 135143, 162353, 405429, 487059, 24190597, 72571791]

約数ペア:

[(1, 72571791), (3, 24190597), (149, 487059), (179, 405429), (447, 162353), (537, 135143), (907, 80013), (2721, 26671)]