208055911

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 265420800

約数和(自身を除く): 57364889

約数列:

[1, 7, 17, 31, 49, 119, 217, 343, 527, 833, 1151, 1519, 3689, 5831, 8057, 10633, 19567, 25823, 35681, 56399, 136969, 180761, 249767, 394793, 606577, 958783, 1748369, 4246039, 6711481, 12238583, 29722273, 208055911]

約数ペア:

[(1, 208055911), (7, 29722273), (17, 12238583), (31, 6711481), (49, 4246039), (119, 1748369), (217, 958783), (343, 606577), (527, 394793), (833, 249767), (1151, 180761), (1519, 136969), (3689, 56399), (5831, 35681), (8057, 25823), (10633, 19567)]