3933279

素因数分解:

$3^4\times 7^2\times {\mathrm{991}}^1$

素因数の和:1017

約数の個数: 30

約数和(自身を含む): 6841824

約数和(自身を除く): 2908545

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 991, 1323, 2973, 3969, 6937, 8919, 20811, 26757, 48559, 62433, 80271, 145677, 187299, 437031, 561897, 1311093, 3933279]

約数ペア:

[(1, 3933279), (3, 1311093), (7, 561897), (9, 437031), (21, 187299), (27, 145677), (49, 80271), (63, 62433), (81, 48559), (147, 26757), (189, 20811), (441, 8919), (567, 6937), (991, 3969), (1323, 2973)]