172295123

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 239629824

約数和(自身を除く): 67334701

約数列:

[1, 7, 11, 13, 49, 67, 77, 91, 143, 367, 469, 539, 637, 737, 871, 1001, 2569, 3283, 4037, 4771, 5159, 6097, 7007, 9581, 17983, 24589, 28259, 33397, 36113, 42679, 52481, 67067, 172123, 197813, 233779, 270479, 319657, 367367, 469469, 1204861, 1893353, 2237599, 2571569, 3516227, 13253471, 15663193, 24613589, 172295123]

約数ペア:

[(1, 172295123), (7, 24613589), (11, 15663193), (13, 13253471), (49, 3516227), (67, 2571569), (77, 2237599), (91, 1893353), (143, 1204861), (367, 469469), (469, 367367), (539, 319657), (637, 270479), (737, 233779), (871, 197813), (1001, 172123), (2569, 67067), (3283, 52481), (4037, 42679), (4771, 36113), (5159, 33397), (6097, 28259), (7007, 24589), (9581, 17983)]