209730871

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{16937}}^1$

素因数の和:17034

約数の個数: 16

約数和(自身を含む): 252037440

約数和(自身を除く): 42306569

約数列:

[1, 7, 29, 61, 203, 427, 1769, 12383, 16937, 118559, 491173, 1033157, 3438211, 7232099, 29961553, 209730871]

約数ペア:

[(1, 209730871), (7, 29961553), (29, 7232099), (61, 3438211), (203, 1033157), (427, 491173), (1769, 118559), (12383, 16937)]