172964721

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{2803}}^1$

素因数の和:3180

約数の個数: 16

約数和(自身を含む): 234907904

約数和(自身を除く): 61943183

約数列:

[1, 3, 67, 201, 307, 921, 2803, 8409, 20569, 61707, 187801, 563403, 860521, 2581563, 57654907, 172964721]

約数ペア:

[(1, 172964721), (3, 57654907), (67, 2581563), (201, 860521), (307, 563403), (921, 187801), (2803, 61707), (8409, 20569)]