305909667

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{12109}}^1$

素因数の和:12523

約数の個数: 24

約数和(自身を含む): 506294880

約数和(自身を除く): 200385213

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2807, 3609, 8421, 12109, 25263, 36327, 84763, 108981, 254289, 762867, 4855709, 14567127, 33989963, 43701381, 101969889, 305909667]

約数ペア:

[(1, 305909667), (3, 101969889), (7, 43701381), (9, 33989963), (21, 14567127), (63, 4855709), (401, 762867), (1203, 254289), (2807, 108981), (3609, 84763), (8421, 36327), (12109, 25263)]