31327730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{859}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 64644480

約数和(自身を除く): 33316750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 521, 859, 1042, 1718, 2605, 3647, 4295, 5210, 6013, 7294, 8590, 12026, 18235, 30065, 36470, 60130, 447539, 895078, 2237695, 3132773, 4475390, 6265546, 15663865, 31327730]

約数ペア:

[(1, 31327730), (2, 15663865), (5, 6265546), (7, 4475390), (10, 3132773), (14, 2237695), (35, 895078), (70, 447539), (521, 60130), (859, 36470), (1042, 30065), (1718, 18235), (2605, 12026), (3647, 8590), (4295, 7294), (5210, 6013)]