28666190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409517}}^1$

素因数の和:409531

約数の個数: 16

約数和(自身を含む): 58970592

約数和(自身を除く): 30304402

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409517, 819034, 2047585, 2866619, 4095170, 5733238, 14333095, 28666190]

約数ペア:

[(1, 28666190), (2, 14333095), (5, 5733238), (7, 4095170), (10, 2866619), (14, 2047585), (35, 819034), (70, 409517)]