64872038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1889}}^1$

素因数の和:2132

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 57055642

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 223, 446, 1561, 1889, 2453, 3122, 3778, 4906, 13223, 17171, 20779, 26446, 34342, 41558, 145453, 290906, 421247, 842494, 2948729, 4633717, 5897458, 9267434, 32436019, 64872038]

約数ペア:

[(1, 64872038), (2, 32436019), (7, 9267434), (11, 5897458), (14, 4633717), (22, 2948729), (77, 842494), (154, 421247), (223, 290906), (446, 145453), (1561, 41558), (1889, 34342), (2453, 26446), (3122, 20779), (3778, 17171), (4906, 13223)]