661247997

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{3023}}^1\times {\mathrm{4289}}^1$

素因数の和:7332

約数の個数: 16

約数和(自身を含む): 934053120

約数和(自身を除く): 272805123

約数列:

[1, 3, 17, 51, 3023, 4289, 9069, 12867, 51391, 72913, 154173, 218739, 12965647, 38896941, 220415999, 661247997]

約数ペア:

[(1, 661247997), (3, 220415999), (17, 38896941), (51, 12965647), (3023, 218739), (4289, 154173), (9069, 72913), (12867, 51391)]