251371098

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17881}}^1$

素因数の和:17971

約数の個数: 48

約数和(自身を含む): 602551872

約数和(自身を除く): 351180774

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 142, 198, 213, 426, 639, 781, 1278, 1562, 2343, 4686, 7029, 14058, 17881, 35762, 53643, 107286, 160929, 196691, 321858, 393382, 590073, 1180146, 1269551, 1770219, 2539102, 3540438, 3808653, 7617306, 11425959, 13965061, 22851918, 27930122, 41895183, 83790366, 125685549, 251371098]

約数ペア:

[(1, 251371098), (2, 125685549), (3, 83790366), (6, 41895183), (9, 27930122), (11, 22851918), (18, 13965061), (22, 11425959), (33, 7617306), (66, 3808653), (71, 3540438), (99, 2539102), (142, 1770219), (198, 1269551), (213, 1180146), (426, 590073), (639, 393382), (781, 321858), (1278, 196691), (1562, 160929), (2343, 107286), (4686, 53643), (7029, 35762), (14058, 17881)]