161992872

素因数分解:

$2^3\times 3^4\times {\mathrm{249989}}^1$

素因数の和:250007

約数の個数: 40

約数和(自身を含む): 453731850

約数和(自身を除く): 291738978

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 249989, 499978, 749967, 999956, 1499934, 1999912, 2249901, 2999868, 4499802, 5999736, 6749703, 8999604, 13499406, 17999208, 20249109, 26998812, 40498218, 53997624, 80996436, 161992872]

約数ペア:

[(1, 161992872), (2, 80996436), (3, 53997624), (4, 40498218), (6, 26998812), (8, 20249109), (9, 17999208), (12, 13499406), (18, 8999604), (24, 6749703), (27, 5999736), (36, 4499802), (54, 2999868), (72, 2249901), (81, 1999912), (108, 1499934), (162, 999956), (216, 749967), (324, 499978), (648, 249989)]