266175028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1019}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 562060800

約数和(自身を除く): 295885772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 491, 532, 982, 1019, 1964, 2038, 3437, 4076, 6874, 7133, 9329, 13748, 14266, 18658, 19361, 28532, 37316, 38722, 65303, 77444, 130606, 135527, 261212, 271054, 500329, 542108, 1000658, 2001316, 3502303, 7004606, 9506251, 14009212, 19012502, 38025004, 66543757, 133087514, 266175028]

約数ペア:

[(1, 266175028), (2, 133087514), (4, 66543757), (7, 38025004), (14, 19012502), (19, 14009212), (28, 9506251), (38, 7004606), (76, 3502303), (133, 2001316), (266, 1000658), (491, 542108), (532, 500329), (982, 271054), (1019, 261212), (1964, 135527), (2038, 130606), (3437, 77444), (4076, 65303), (6874, 38722), (7133, 37316), (9329, 28532), (13748, 19361), (14266, 18658)]