289928044

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{39371}}^1$

素因数の和:39645

約数の個数: 24

約数和(自身を含む): 582075648

約数和(自身を除く): 292147604

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 3682, 7364, 39371, 78742, 157484, 275597, 551194, 1102388, 10354573, 20709146, 41418292, 72482011, 144964022, 289928044]

約数ペア:

[(1, 289928044), (2, 144964022), (4, 72482011), (7, 41418292), (14, 20709146), (28, 10354573), (263, 1102388), (526, 551194), (1052, 275597), (1841, 157484), (3682, 78742), (7364, 39371)]