821474

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 1342008

約数和(自身を除く): 520534

約数列:

[1, 2, 17, 34, 37, 74, 629, 653, 1258, 1306, 11101, 22202, 24161, 48322, 410737, 821474]

約数ペア:

[(1, 821474), (2, 410737), (17, 48322), (34, 24161), (37, 22202), (74, 11101), (629, 1306), (653, 1258)]