1311093

素因数分解:

$3^3\times 7^2\times {\mathrm{991}}^1$

素因数の和:1014

約数の個数: 24

約数和(自身を含む): 2261760

約数和(自身を除く): 950667

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 991, 1323, 2973, 6937, 8919, 20811, 26757, 48559, 62433, 145677, 187299, 437031, 1311093]

約数ペア:

[(1, 1311093), (3, 437031), (7, 187299), (9, 145677), (21, 62433), (27, 48559), (49, 26757), (63, 20811), (147, 8919), (189, 6937), (441, 2973), (991, 1323)]