3975503

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 4861440

約数和(自身を除く): 885937

約数列:

[1, 7, 19, 71, 133, 421, 497, 1349, 2947, 7999, 9443, 29891, 55993, 209237, 567929, 3975503]

約数ペア:

[(1, 3975503), (7, 567929), (19, 209237), (71, 55993), (133, 29891), (421, 9443), (497, 7999), (1349, 2947)]