159406947

素因数分解:

$3^4\times 7^2\times {\mathrm{40163}}^1$

素因数の和:40189

約数の個数: 30

約数和(自身を含む): 277011108

約数和(自身を除く): 117604161

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 40163, 120489, 281141, 361467, 843423, 1084401, 1967987, 2530269, 3253203, 5903961, 7590807, 17711883, 22772421, 53135649, 159406947]

約数ペア:

[(1, 159406947), (3, 53135649), (7, 22772421), (9, 17711883), (21, 7590807), (27, 5903961), (49, 3253203), (63, 2530269), (81, 1967987), (147, 1084401), (189, 843423), (441, 361467), (567, 281141), (1323, 120489), (3969, 40163)]