2051213409

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{78079}}^1$

素因数の和:78234

約数の個数: 32

約数和(自身を含む): 3497984000

約数和(自身を除く): 1446770591

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3753, 8757, 26271, 78079, 234237, 546553, 702711, 1639659, 2108133, 4918977, 10852981, 14756931, 32558943, 75970867, 97676829, 227912601, 293030487, 683737803, 2051213409]

約数ペア:

[(1, 2051213409), (3, 683737803), (7, 293030487), (9, 227912601), (21, 97676829), (27, 75970867), (63, 32558943), (139, 14756931), (189, 10852981), (417, 4918977), (973, 2108133), (1251, 1639659), (2919, 702711), (3753, 546553), (8757, 234237), (26271, 78079)]