309807217

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{16487}}^1$

素因数の和:16572

約数の個数: 16

約数和(自身を含む): 348226560

約数和(自身を除く): 38419343

約数列:

[1, 19, 23, 43, 437, 817, 989, 16487, 18791, 313253, 379201, 708941, 7204819, 13469879, 16305643, 309807217]

約数ペア:

[(1, 309807217), (19, 16305643), (23, 13469879), (43, 7204819), (437, 708941), (817, 379201), (989, 313253), (16487, 18791)]