211370416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 421066800

約数和(自身を除く): 209696384

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 419, 656, 769, 838, 1538, 1676, 3076, 3352, 6152, 6704, 12304, 17179, 31529, 34358, 63058, 68716, 126116, 137432, 252232, 274864, 322211, 504464, 644422, 1288844, 2577688, 5155376, 13210651, 26421302, 52842604, 105685208, 211370416]

約数ペア:

[(1, 211370416), (2, 105685208), (4, 52842604), (8, 26421302), (16, 13210651), (41, 5155376), (82, 2577688), (164, 1288844), (328, 644422), (419, 504464), (656, 322211), (769, 274864), (838, 252232), (1538, 137432), (1676, 126116), (3076, 68716), (3352, 63058), (6152, 34358), (6704, 31529), (12304, 17179)]