121949891

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{27697}}^1$

素因数の和:27758

約数の個数: 16

約数和(自身を含む): 151563456

約数和(自身を除く): 29613565

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 27697, 193879, 470849, 1024789, 3295943, 7173523, 17421413, 121949891]

約数ペア:

[(1, 121949891), (7, 17421413), (17, 7173523), (37, 3295943), (119, 1024789), (259, 470849), (629, 193879), (4403, 27697)]