228970385

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{13163}}^1$

素因数の和:13253

約数の個数: 24

約数和(自身を含む): 324150336

約数和(自身を除く): 95179951

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 2485, 3479, 13163, 17395, 65815, 92141, 460705, 644987, 934573, 3224935, 4672865, 6542011, 32710055, 45794077, 228970385]

約数ペア:

[(1, 228970385), (5, 45794077), (7, 32710055), (35, 6542011), (49, 4672865), (71, 3224935), (245, 934573), (355, 644987), (497, 460705), (2485, 92141), (3479, 65815), (13163, 17395)]