668552478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2309}}^1$

素因数の和:2473

約数の個数: 64

約数和(自身を含む): 1508855040

約数和(自身を除く): 840302562

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 107, 123, 214, 246, 321, 451, 642, 902, 1177, 1353, 2309, 2354, 2706, 3531, 4387, 4618, 6927, 7062, 8774, 13161, 13854, 25399, 26322, 48257, 50798, 76197, 94669, 96514, 144771, 152394, 189338, 247063, 284007, 289542, 494126, 568014, 741189, 1041359, 1482378, 2082718, 2717693, 3124077, 5435386, 6248154, 8153079, 10129583, 16306158, 20259166, 30388749, 60777498, 111425413, 222850826, 334276239, 668552478]

約数ペア:

[(1, 668552478), (2, 334276239), (3, 222850826), (6, 111425413), (11, 60777498), (22, 30388749), (33, 20259166), (41, 16306158), (66, 10129583), (82, 8153079), (107, 6248154), (123, 5435386), (214, 3124077), (246, 2717693), (321, 2082718), (451, 1482378), (642, 1041359), (902, 741189), (1177, 568014), (1353, 494126), (2309, 289542), (2354, 284007), (2706, 247063), (3531, 189338), (4387, 152394), (4618, 144771), (6927, 96514), (7062, 94669), (8774, 76197), (13161, 50798), (13854, 48257), (25399, 26322)]