399715706886

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{4127}}^1\times {\mathrm{25183}}^1$

素因数の和:29956

約数の個数: 32

約数和(自身を含む): 800904388608

約数和(自身を除く): 401188681722

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 4127, 8254, 12381, 24762, 25183, 50366, 75549, 151098, 2645407, 5290814, 7936221, 15872442, 16142303, 32284606, 48426909, 96853818, 103930241, 207860482, 311790723, 623581446, 66619284481, 133238568962, 199857853443, 399715706886]

約数ペア:

[(1, 399715706886), (2, 199857853443), (3, 133238568962), (6, 66619284481), (641, 623581446), (1282, 311790723), (1923, 207860482), (3846, 103930241), (4127, 96853818), (8254, 48426909), (12381, 32284606), (24762, 16142303), (25183, 15872442), (50366, 7936221), (75549, 5290814), (151098, 2645407)]