178978156

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 364349440

約数和(自身を除く): 185371284

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 229, 271, 412, 458, 542, 721, 916, 1084, 1442, 1603, 1897, 2884, 3206, 3794, 6412, 7588, 23587, 27913, 47174, 55826, 62059, 94348, 111652, 124118, 165109, 195391, 248236, 330218, 390782, 434413, 660436, 781564, 868826, 1737652, 6392077, 12784154, 25568308, 44744539, 89489078, 178978156]

約数ペア:

[(1, 178978156), (2, 89489078), (4, 44744539), (7, 25568308), (14, 12784154), (28, 6392077), (103, 1737652), (206, 868826), (229, 781564), (271, 660436), (412, 434413), (458, 390782), (542, 330218), (721, 248236), (916, 195391), (1084, 165109), (1442, 124118), (1603, 111652), (1897, 94348), (2884, 62059), (3206, 55826), (3794, 47174), (6412, 27913), (7588, 23587)]