157416021

素因数分解:

$3^3\times 7^1\times {\mathrm{832889}}^1$

素因数の和:832905

約数の個数: 16

約数和(自身を含む): 266524800

約数和(自身を除く): 109108779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 832889, 2498667, 5830223, 7496001, 17490669, 22488003, 52472007, 157416021]

約数ペア:

[(1, 157416021), (3, 52472007), (7, 22488003), (9, 17490669), (21, 7496001), (27, 5830223), (63, 2498667), (189, 832889)]