217445306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{288389}}^1$

素因数の和:288433

約数の個数: 16

約数和(自身を含む): 363371400

約数和(自身を除く): 145926094

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 288389, 576778, 3749057, 7498114, 8363281, 16726562, 108722653, 217445306]

約数ペア:

[(1, 217445306), (2, 108722653), (13, 16726562), (26, 8363281), (29, 7498114), (58, 3749057), (377, 576778), (754, 288389)]