28314321

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9049}}^1$

素因数の和:9208

約数の個数: 16

約数和(自身を含む): 43440000

約数和(自身を除く): 15125679

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 9049, 27147, 63343, 190029, 1348301, 4044903, 9438107, 28314321]

約数ペア:

[(1, 28314321), (3, 9438107), (7, 4044903), (21, 1348301), (149, 190029), (447, 63343), (1043, 27147), (3129, 9049)]