2785778877

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{76283}}^1$

素因数の和:76377

約数の個数: 32

約数和(自身を含む): 4452544512

約数和(自身を除く): 1666765635

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 777, 987, 1739, 5217, 12173, 36519, 76283, 228849, 533981, 1601943, 2822471, 3585301, 8467413, 10755903, 19757297, 25097107, 59271891, 75291321, 132656137, 397968411, 928592959, 2785778877]

約数ペア:

[(1, 2785778877), (3, 928592959), (7, 397968411), (21, 132656137), (37, 75291321), (47, 59271891), (111, 25097107), (141, 19757297), (259, 10755903), (329, 8467413), (777, 3585301), (987, 2822471), (1739, 1601943), (5217, 533981), (12173, 228849), (36519, 76283)]