2013640455

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157747}}^1$

素因数の和:157815

約数の個数: 32

約数和(自身を含む): 3452788224

約数和(自身を除く): 1439147769

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4255, 12765, 157747, 473241, 788735, 2366205, 3628181, 5836639, 10884543, 17509917, 18140905, 29183195, 54422715, 87549585, 134242697, 402728091, 671213485, 2013640455]

約数ペア:

[(1, 2013640455), (3, 671213485), (5, 402728091), (15, 134242697), (23, 87549585), (37, 54422715), (69, 29183195), (111, 18140905), (115, 17509917), (185, 10884543), (345, 5836639), (555, 3628181), (851, 2366205), (2553, 788735), (4255, 473241), (12765, 157747)]