866027638

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{857}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 1630886400

約数和(自身を除く): 764858762

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 131, 133, 203, 262, 266, 406, 551, 857, 917, 1102, 1714, 1834, 2489, 3799, 3857, 4978, 5999, 7598, 7714, 11998, 16283, 17423, 24853, 26593, 32566, 34846, 49706, 53186, 72181, 112267, 113981, 144362, 173971, 224534, 227962, 347942, 472207, 505267, 785869, 944414, 1010534, 1571738, 2133073, 3255743, 3305449, 4266146, 6511486, 6610898, 14931511, 22790201, 29863022, 45580402, 61859117, 123718234, 433013819, 866027638]

約数ペア:

[(1, 866027638), (2, 433013819), (7, 123718234), (14, 61859117), (19, 45580402), (29, 29863022), (38, 22790201), (58, 14931511), (131, 6610898), (133, 6511486), (203, 4266146), (262, 3305449), (266, 3255743), (406, 2133073), (551, 1571738), (857, 1010534), (917, 944414), (1102, 785869), (1714, 505267), (1834, 472207), (2489, 347942), (3799, 227962), (3857, 224534), (4978, 173971), (5999, 144362), (7598, 113981), (7714, 112267), (11998, 72181), (16283, 53186), (17423, 49706), (24853, 34846), (26593, 32566)]