28894041

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15361}}^1$

素因数の和:15397

約数の個数: 24

約数和(自身を含む): 47929440

約数和(自身を除く): 19035399

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15361, 46083, 138249, 168971, 291859, 506913, 875577, 1520739, 2626731, 3210449, 9631347, 28894041]

約数ペア:

[(1, 28894041), (3, 9631347), (9, 3210449), (11, 2626731), (19, 1520739), (33, 875577), (57, 506913), (99, 291859), (171, 168971), (209, 138249), (627, 46083), (1881, 15361)]