13121210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 25349760

約数和(自身を除く): 12228550

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 1303, 2014, 2606, 5035, 6515, 10070, 13030, 24757, 49514, 69059, 123785, 138118, 247570, 345295, 690590, 1312121, 2624242, 6560605, 13121210]

約数ペア:

[(1, 13121210), (2, 6560605), (5, 2624242), (10, 1312121), (19, 690590), (38, 345295), (53, 247570), (95, 138118), (106, 123785), (190, 69059), (265, 49514), (530, 24757), (1007, 13030), (1303, 10070), (2014, 6515), (2606, 5035)]