149405228

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{90439}}^1$

素因数の和:90509

約数の個数: 24

約数和(自身を含む): 303878400

約数和(自身を除く): 154473172

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 90439, 180878, 361756, 633073, 1266146, 2532292, 5335901, 10671802, 21343604, 37351307, 74702614, 149405228]

約数ペア:

[(1, 149405228), (2, 74702614), (4, 37351307), (7, 21343604), (14, 10671802), (28, 5335901), (59, 2532292), (118, 1266146), (236, 633073), (413, 361756), (826, 180878), (1652, 90439)]