31621370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1831}}^1$

素因数の和:2006

約数の個数: 32

約数和(自身を含む): 62522496

約数和(自身を除く): 30901126

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 1831, 3454, 3662, 8635, 9155, 17270, 18310, 20141, 40282, 100705, 201410, 287467, 574934, 1437335, 2874670, 3162137, 6324274, 15810685, 31621370]

約数ペア:

[(1, 31621370), (2, 15810685), (5, 6324274), (10, 3162137), (11, 2874670), (22, 1437335), (55, 574934), (110, 287467), (157, 201410), (314, 100705), (785, 40282), (1570, 20141), (1727, 18310), (1831, 17270), (3454, 9155), (3662, 8635)]