681055714

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{208529}}^1$

素因数の和:208625

約数の個数: 16

約数和(自身を含む): 1081019520

約数和(自身を除く): 399963806

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 208529, 417058, 4796167, 9592334, 14805559, 29611118, 340527857, 681055714]

約数ペア:

[(1, 681055714), (2, 340527857), (23, 29611118), (46, 14805559), (71, 9592334), (142, 4796167), (1633, 417058), (3266, 208529)]