17247489

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 27525120

約数和(自身を除く): 10277631

約数列:

[1, 3, 7, 21, 29, 87, 127, 203, 223, 381, 609, 669, 889, 1561, 2667, 3683, 4683, 6467, 11049, 19401, 25781, 28321, 45269, 77343, 84963, 135807, 198247, 594741, 821309, 2463927, 5749163, 17247489]

約数ペア:

[(1, 17247489), (3, 5749163), (7, 2463927), (21, 821309), (29, 594741), (87, 198247), (127, 135807), (203, 84963), (223, 77343), (381, 45269), (609, 28321), (669, 25781), (889, 19401), (1561, 11049), (2667, 6467), (3683, 4683)]