9005290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 18720000

約数和(自身を除く): 9714710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1249, 1442, 2498, 3605, 6245, 7210, 8743, 12490, 17486, 43715, 87430, 128647, 257294, 643235, 900529, 1286470, 1801058, 4502645, 9005290]

約数ペア:

[(1, 9005290), (2, 4502645), (5, 1801058), (7, 1286470), (10, 900529), (14, 643235), (35, 257294), (70, 128647), (103, 87430), (206, 43715), (515, 17486), (721, 12490), (1030, 8743), (1249, 7210), (1442, 6245), (2498, 3605)]