20760417

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2887}}^1$

素因数の和:2957

約数の個数: 24

約数和(自身を含む): 32438016

約数和(自身を除く): 11677599

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 2887, 7191, 8661, 25983, 49079, 135689, 147237, 407067, 441711, 1221201, 2306713, 6920139, 20760417]

約数ペア:

[(1, 20760417), (3, 6920139), (9, 2306713), (17, 1221201), (47, 441711), (51, 407067), (141, 147237), (153, 135689), (423, 49079), (799, 25983), (2397, 8661), (2887, 7191)]