363447

素因数分解:

$3^4\times 7^1\times {\mathrm{641}}^1$

素因数の和:660

約数の個数: 20

約数和(自身を含む): 621456

約数和(自身を除く): 258009

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 641, 1923, 4487, 5769, 13461, 17307, 40383, 51921, 121149, 363447]

約数ペア:

[(1, 363447), (3, 121149), (7, 51921), (9, 40383), (21, 17307), (27, 13461), (63, 5769), (81, 4487), (189, 1923), (567, 641)]