158380271

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 195084288

約数和(自身を除く): 36704017

約数列:

[1, 7, 31, 47, 53, 217, 293, 329, 371, 1457, 1643, 2051, 2491, 9083, 10199, 11501, 13771, 15529, 17437, 63581, 77221, 96397, 108703, 426901, 481399, 540547, 729863, 2988307, 3369793, 5109041, 22625753, 158380271]

約数ペア:

[(1, 158380271), (7, 22625753), (31, 5109041), (47, 3369793), (53, 2988307), (217, 729863), (293, 540547), (329, 481399), (371, 426901), (1457, 108703), (1643, 96397), (2051, 77221), (2491, 63581), (9083, 17437), (10199, 15529), (11501, 13771)]