201971455

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{2081}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 287815680

約数和(自身を除く): 85844225

約数列:

[1, 5, 7, 35, 47, 59, 235, 295, 329, 413, 1645, 2065, 2081, 2773, 10405, 13865, 14567, 19411, 72835, 97055, 97807, 122779, 489035, 613895, 684649, 859453, 3423245, 4297265, 5770613, 28853065, 40394291, 201971455]

約数ペア:

[(1, 201971455), (5, 40394291), (7, 28853065), (35, 5770613), (47, 4297265), (59, 3423245), (235, 859453), (295, 684649), (329, 613895), (413, 489035), (1645, 122779), (2065, 97807), (2081, 97055), (2773, 72835), (10405, 19411), (13865, 14567)]