25916745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 44301312

約数和(自身を除く): 18384567

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 1747, 2967, 4945, 5241, 8735, 14835, 26205, 40181, 75121, 120543, 200905, 225363, 375605, 602715, 1126815, 1727783, 5183349, 8638915, 25916745]

約数ペア:

[(1, 25916745), (3, 8638915), (5, 5183349), (15, 1727783), (23, 1126815), (43, 602715), (69, 375605), (115, 225363), (129, 200905), (215, 120543), (345, 75121), (645, 40181), (989, 26205), (1747, 14835), (2967, 8735), (4945, 5241)]