214975915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{13619}}^1$

素因数の和:13683

約数の個数: 32

約数和(自身を含む): 329495040

約数和(自身を除く): 114519125

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1435, 2255, 3157, 13619, 15785, 68095, 95333, 149809, 476665, 558379, 749045, 1048663, 2791895, 3908653, 5243315, 6142169, 19543265, 30710845, 42995183, 214975915]

約数ペア:

[(1, 214975915), (5, 42995183), (7, 30710845), (11, 19543265), (35, 6142169), (41, 5243315), (55, 3908653), (77, 2791895), (205, 1048663), (287, 749045), (385, 558379), (451, 476665), (1435, 149809), (2255, 95333), (3157, 68095), (13619, 15785)]