219943357

素因数分解:

${\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 231091200

約数和(自身を除く): 11147843

約数列:

[1, 31, 101, 199, 353, 3131, 6169, 10943, 20099, 35653, 70247, 623069, 1105243, 2177657, 7094947, 219943357]

約数ペア:

[(1, 219943357), (31, 7094947), (101, 2177657), (199, 1105243), (353, 623069), (3131, 70247), (6169, 35653), (10943, 20099)]