901584290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{26921}}^1$

素因数の和:27142

約数の個数: 32

約数和(自身を含む): 1727100144

約数和(自身を除く): 825515854

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 985, 1970, 3349, 6698, 16745, 26921, 33490, 53842, 134605, 269210, 457657, 915314, 2288285, 4576570, 5303437, 10606874, 26517185, 53034370, 90158429, 180316858, 450792145, 901584290]

約数ペア:

[(1, 901584290), (2, 450792145), (5, 180316858), (10, 90158429), (17, 53034370), (34, 26517185), (85, 10606874), (170, 5303437), (197, 4576570), (394, 2288285), (985, 915314), (1970, 457657), (3349, 269210), (6698, 134605), (16745, 53842), (26921, 33490)]