155362221

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{129793}}^1$

素因数の和:129825

約数の個数: 24

約数和(自身を含む): 269971520

約数和(自身を除く): 114609299

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 129793, 389379, 908551, 1168137, 2466067, 2725653, 7398201, 8176959, 17262469, 22194603, 51787407, 155362221]

約数ペア:

[(1, 155362221), (3, 51787407), (7, 22194603), (9, 17262469), (19, 8176959), (21, 7398201), (57, 2725653), (63, 2466067), (133, 1168137), (171, 908551), (399, 389379), (1197, 129793)]