81544806

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71909}}^1$

素因数の和:71930

約数の個数: 40

約数和(自身を含む): 208826640

約数和(自身を除く): 127281834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71909, 143818, 215727, 431454, 503363, 647181, 1006726, 1294362, 1510089, 1941543, 3020178, 3883086, 4530267, 5824629, 9060534, 11649258, 13590801, 27181602, 40772403, 81544806]

約数ペア:

[(1, 81544806), (2, 40772403), (3, 27181602), (6, 13590801), (7, 11649258), (9, 9060534), (14, 5824629), (18, 4530267), (21, 3883086), (27, 3020178), (42, 1941543), (54, 1510089), (63, 1294362), (81, 1006726), (126, 647181), (162, 503363), (189, 431454), (378, 215727), (567, 143818), (1134, 71909)]