30281041

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 38185344

約数和(自身を除く): 7904303

約数列:

[1, 7, 19, 23, 133, 161, 361, 437, 521, 2527, 3059, 3647, 8303, 9899, 11983, 58121, 69293, 83881, 188081, 227677, 1316567, 1593739, 4325863, 30281041]

約数ペア:

[(1, 30281041), (7, 4325863), (19, 1593739), (23, 1316567), (133, 227677), (161, 188081), (361, 83881), (437, 69293), (521, 58121), (2527, 11983), (3059, 9899), (3647, 8303)]