289786913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 352429056

約数和(自身を除く): 62642143

約数列:

[1, 13, 17, 23, 47, 221, 299, 391, 611, 799, 1081, 1213, 5083, 10387, 14053, 15769, 18377, 20621, 27899, 57011, 238901, 268073, 362687, 474283, 741143, 969187, 1311253, 6165679, 12599431, 17046289, 22291301, 289786913]

約数ペア:

[(1, 289786913), (13, 22291301), (17, 17046289), (23, 12599431), (47, 6165679), (221, 1311253), (299, 969187), (391, 741143), (611, 474283), (799, 362687), (1081, 268073), (1213, 238901), (5083, 57011), (10387, 27899), (14053, 20621), (15769, 18377)]