25896321

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 20552319

約数列:

[1, 3, 9, 11, 17, 23, 27, 33, 51, 69, 99, 153, 187, 207, 223, 253, 297, 391, 459, 561, 621, 669, 759, 1173, 1683, 2007, 2277, 2453, 3519, 3791, 4301, 5049, 5129, 6021, 6831, 7359, 10557, 11373, 12903, 15387, 22077, 34119, 38709, 41701, 46161, 56419, 66231, 87193, 102357, 116127, 125103, 138483, 169257, 261579, 375309, 507771, 784737, 959123, 1125927, 1523313, 2354211, 2877369, 8632107, 25896321]

約数ペア:

[(1, 25896321), (3, 8632107), (9, 2877369), (11, 2354211), (17, 1523313), (23, 1125927), (27, 959123), (33, 784737), (51, 507771), (69, 375309), (99, 261579), (153, 169257), (187, 138483), (207, 125103), (223, 116127), (253, 102357), (297, 87193), (391, 66231), (459, 56419), (561, 46161), (621, 41701), (669, 38709), (759, 34119), (1173, 22077), (1683, 15387), (2007, 12903), (2277, 11373), (2453, 10557), (3519, 7359), (3791, 6831), (4301, 6021), (5049, 5129)]