147791889

素因数分解:

$3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2411}}^1$

素因数の和:2570

約数の個数: 36

約数和(自身を含む): 250220880

約数和(自身を除く): 102428991

約数列:

[1, 3, 7, 9, 21, 49, 63, 139, 147, 417, 441, 973, 1251, 2411, 2919, 6811, 7233, 8757, 16877, 20433, 21699, 50631, 61299, 118139, 151893, 335129, 354417, 1005387, 1063251, 2345903, 3016161, 7037709, 16421321, 21113127, 49263963, 147791889]

約数ペア:

[(1, 147791889), (3, 49263963), (7, 21113127), (9, 16421321), (21, 7037709), (49, 3016161), (63, 2345903), (139, 1063251), (147, 1005387), (417, 354417), (441, 335129), (973, 151893), (1251, 118139), (2411, 61299), (2919, 50631), (6811, 21699), (7233, 20433), (8757, 16877)]