25285029

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 45089280

約数和(自身を除く): 19804251

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 399, 539, 627, 823, 931, 1463, 1617, 2469, 2793, 4389, 5761, 9053, 10241, 15637, 17283, 27159, 30723, 40327, 46911, 63371, 109459, 120981, 172007, 190113, 328377, 443597, 516021, 766213, 1204049, 1330791, 2298639, 3612147, 8428343, 25285029]

約数ペア:

[(1, 25285029), (3, 8428343), (7, 3612147), (11, 2298639), (19, 1330791), (21, 1204049), (33, 766213), (49, 516021), (57, 443597), (77, 328377), (133, 190113), (147, 172007), (209, 120981), (231, 109459), (399, 63371), (539, 46911), (627, 40327), (823, 30723), (931, 27159), (1463, 17283), (1617, 15637), (2469, 10241), (2793, 9053), (4389, 5761)]