900970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 1892736

約数和(自身を除く): 991766

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 211, 305, 422, 427, 610, 854, 1055, 1477, 2110, 2135, 2954, 4270, 7385, 12871, 14770, 25742, 64355, 90097, 128710, 180194, 450485, 900970]

約数ペア:

[(1, 900970), (2, 450485), (5, 180194), (7, 128710), (10, 90097), (14, 64355), (35, 25742), (61, 14770), (70, 12871), (122, 7385), (211, 4270), (305, 2954), (422, 2135), (427, 2110), (610, 1477), (854, 1055)]