30840173

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17837}}^1$

素因数の和:17876

約数の個数: 16

約数和(自身を含む): 39957120

約数和(自身を除く): 9116947

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 17837, 124859, 231881, 338903, 1623167, 2372321, 4405739, 30840173]

約数ペア:

[(1, 30840173), (7, 4405739), (13, 2372321), (19, 1623167), (91, 338903), (133, 231881), (247, 124859), (1729, 17837)]