861266313

素因数分解:

$3^2\times {\mathrm{457}}^1\times {\mathrm{209401}}^1$

素因数の和:209864

約数の個数: 12

約数和(自身を含む): 1246779508

約数和(自身を除く): 385513195

約数列:

[1, 3, 9, 457, 1371, 4113, 209401, 628203, 1884609, 95696257, 287088771, 861266313]

約数ペア:

[(1, 861266313), (3, 287088771), (9, 95696257), (457, 1884609), (1371, 628203), (4113, 209401)]