344966570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{25763}}^1$

素因数の和:25886

約数の個数: 32

約数和(自身を含む): 675222912

約数和(自身を除く): 330256342

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 25763, 51526, 128815, 257630, 334919, 669838, 1674595, 2653589, 3349190, 5307178, 13267945, 26535890, 34496657, 68993314, 172483285, 344966570]

約数ペア:

[(1, 344966570), (2, 172483285), (5, 68993314), (10, 34496657), (13, 26535890), (26, 13267945), (65, 5307178), (103, 3349190), (130, 2653589), (206, 1674595), (515, 669838), (1030, 334919), (1339, 257630), (2678, 128815), (6695, 51526), (13390, 25763)]