215976321

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3121}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 350663040

約数和(自身を除く): 134686719

約数列:

[1, 3, 9, 11, 27, 33, 99, 233, 297, 699, 2097, 2563, 3121, 6291, 7689, 9363, 23067, 28089, 34331, 69201, 84267, 102993, 308979, 727193, 926937, 2181579, 6544737, 7999123, 19634211, 23997369, 71992107, 215976321]

約数ペア:

[(1, 215976321), (3, 71992107), (9, 23997369), (11, 19634211), (27, 7999123), (33, 6544737), (99, 2181579), (233, 926937), (297, 727193), (699, 308979), (2097, 102993), (2563, 84267), (3121, 69201), (6291, 34331), (7689, 28089), (9363, 23067)]