489291244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{200201}}^1$

素因数の和:200265

約数の個数: 24

約数和(自身を含む): 941750208

約数和(自身を除く): 452458964

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 200201, 400402, 800804, 2602613, 5205226, 9409447, 10410452, 18818894, 37637788, 122322811, 244645622, 489291244]

約数ペア:

[(1, 489291244), (2, 244645622), (4, 122322811), (13, 37637788), (26, 18818894), (47, 10410452), (52, 9409447), (94, 5205226), (188, 2602613), (611, 800804), (1222, 400402), (2444, 200201)]