206476985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16987}}^1$

素因数の和:17033

約数の個数: 32

約数和(自身を含む): 308230272

約数和(自身を除く): 101753287

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 16987, 84935, 186857, 220831, 288779, 934285, 1104155, 1443895, 2429141, 3176569, 3754127, 12145705, 15882845, 18770635, 41295397, 206476985]

約数ペア:

[(1, 206476985), (5, 41295397), (11, 18770635), (13, 15882845), (17, 12145705), (55, 3754127), (65, 3176569), (85, 2429141), (143, 1443895), (187, 1104155), (221, 934285), (715, 288779), (935, 220831), (1105, 186857), (2431, 84935), (12155, 16987)]