17487990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14947}}^1$

素因数の和:14973

約数の個数: 48

約数和(自身を含む): 48969648

約数和(自身を除く): 31481658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 14947, 29894, 44841, 74735, 89682, 134523, 149470, 194311, 224205, 269046, 388622, 448410, 582933, 672615, 971555, 1165866, 1345230, 1748799, 1943110, 2914665, 3497598, 5829330, 8743995, 17487990]

約数ペア:

[(1, 17487990), (2, 8743995), (3, 5829330), (5, 3497598), (6, 2914665), (9, 1943110), (10, 1748799), (13, 1345230), (15, 1165866), (18, 971555), (26, 672615), (30, 582933), (39, 448410), (45, 388622), (65, 269046), (78, 224205), (90, 194311), (117, 149470), (130, 134523), (195, 89682), (234, 74735), (390, 44841), (585, 29894), (1170, 14947)]