25568893

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 32440320

約数和(自身を除く): 6871427

約数列:

[1, 7, 23, 31, 47, 109, 161, 217, 329, 713, 763, 1081, 1457, 2507, 3379, 4991, 5123, 7567, 10199, 17549, 23653, 33511, 35861, 77717, 117829, 158813, 234577, 544019, 824803, 1111691, 3652699, 25568893]

約数ペア:

[(1, 25568893), (7, 3652699), (23, 1111691), (31, 824803), (47, 544019), (109, 234577), (161, 158813), (217, 117829), (329, 77717), (713, 35861), (763, 33511), (1081, 23653), (1457, 17549), (2507, 10199), (3379, 7567), (4991, 5123)]