68490399

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 97743888

約数和(自身を除く): 29253489

約数列:

[1, 3, 17, 51, 197, 289, 401, 591, 867, 1203, 3349, 6817, 10047, 20451, 56933, 78997, 115889, 170799, 236991, 347667, 1342949, 4028847, 22830133, 68490399]

約数ペア:

[(1, 68490399), (3, 22830133), (17, 4028847), (51, 1342949), (197, 347667), (289, 236991), (401, 170799), (591, 115889), (867, 78997), (1203, 56933), (3349, 20451), (6817, 10047)]