438020401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{2179}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 551069120

約数和(自身を除く): 113048719

約数列:

[1, 7, 13, 47, 91, 329, 611, 2179, 2209, 4277, 15253, 15463, 28327, 28717, 102413, 198289, 201019, 716891, 1331369, 4813411, 9319583, 33693877, 62574343, 438020401]

約数ペア:

[(1, 438020401), (7, 62574343), (13, 33693877), (47, 9319583), (91, 4813411), (329, 1331369), (611, 716891), (2179, 201019), (2209, 198289), (4277, 102413), (15253, 28717), (15463, 28327)]