17123990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 33445440

約数和(自身を除く): 16321450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 839, 1570, 1678, 2041, 4082, 4195, 8390, 10205, 10907, 20410, 21814, 54535, 109070, 131723, 263446, 658615, 1317230, 1712399, 3424798, 8561995, 17123990]

約数ペア:

[(1, 17123990), (2, 8561995), (5, 3424798), (10, 1712399), (13, 1317230), (26, 658615), (65, 263446), (130, 131723), (157, 109070), (314, 54535), (785, 21814), (839, 20410), (1570, 10907), (1678, 10205), (2041, 8390), (4082, 4195)]