28925390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2203}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 56651616

約数和(自身を除く): 27726226

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2203, 2626, 4406, 6565, 11015, 13130, 22030, 28639, 57278, 143195, 222503, 286390, 445006, 1112515, 2225030, 2892539, 5785078, 14462695, 28925390]

約数ペア:

[(1, 28925390), (2, 14462695), (5, 5785078), (10, 2892539), (13, 2225030), (26, 1112515), (65, 445006), (101, 286390), (130, 222503), (202, 143195), (505, 57278), (1010, 28639), (1313, 22030), (2203, 13130), (2626, 11015), (4406, 6565)]