247163913

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{481801}}^1$

素因数の和:481829

約数の個数: 16

約数和(自身を含む): 385441600

約数和(自身を除く): 138277687

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 481801, 1445403, 4336209, 9154219, 13008627, 27462657, 82387971, 247163913]

約数ペア:

[(1, 247163913), (3, 82387971), (9, 27462657), (19, 13008627), (27, 9154219), (57, 4336209), (171, 1445403), (513, 481801)]