47720913

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{919}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 67123200

約数和(自身を除く): 19402287

約数列:

[1, 3, 19, 57, 911, 919, 2733, 2757, 17309, 17461, 51927, 52383, 837209, 2511627, 15906971, 47720913]

約数ペア:

[(1, 47720913), (3, 15906971), (19, 2511627), (57, 837209), (911, 52383), (919, 51927), (2733, 17461), (2757, 17309)]