81855186

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{643}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 191175264

約数和(自身を除く): 109320078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 433, 643, 866, 1286, 1299, 1929, 2598, 3031, 3858, 4501, 6062, 9002, 9093, 13503, 18186, 21217, 27006, 31507, 42434, 63014, 63651, 94521, 127302, 189042, 278419, 556838, 835257, 1670514, 1948933, 3897866, 5846799, 11693598, 13642531, 27285062, 40927593, 81855186]

約数ペア:

[(1, 81855186), (2, 40927593), (3, 27285062), (6, 13642531), (7, 11693598), (14, 5846799), (21, 3897866), (42, 1948933), (49, 1670514), (98, 835257), (147, 556838), (294, 278419), (433, 189042), (643, 127302), (866, 94521), (1286, 63651), (1299, 63014), (1929, 42434), (2598, 31507), (3031, 27006), (3858, 21217), (4501, 18186), (6062, 13503), (9002, 9093)]