25148457

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 41670720

約数和(自身を除く): 16522263

約数列:

[1, 3, 9, 17, 19, 41, 51, 57, 123, 153, 171, 211, 323, 369, 633, 697, 779, 969, 1899, 2091, 2337, 2907, 3587, 4009, 6273, 7011, 8651, 10761, 12027, 13243, 25953, 32283, 36081, 39729, 68153, 77859, 119187, 147067, 164369, 204459, 441201, 493107, 613377, 1323603, 1479321, 2794273, 8382819, 25148457]

約数ペア:

[(1, 25148457), (3, 8382819), (9, 2794273), (17, 1479321), (19, 1323603), (41, 613377), (51, 493107), (57, 441201), (123, 204459), (153, 164369), (171, 147067), (211, 119187), (323, 77859), (369, 68153), (633, 39729), (697, 36081), (779, 32283), (969, 25953), (1899, 13243), (2091, 12027), (2337, 10761), (2907, 8651), (3587, 7011), (4009, 6273)]