634379876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{87767}}^1$

素因数の和:87923

約数の個数: 24

約数和(自身を含む): 1204176960

約数和(自身を除く): 569797084

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 87767, 175534, 351068, 1140971, 2281942, 4563884, 12199613, 24399226, 48798452, 158594969, 317189938, 634379876]

約数ペア:

[(1, 634379876), (2, 317189938), (4, 158594969), (13, 48798452), (26, 24399226), (52, 12199613), (139, 4563884), (278, 2281942), (556, 1140971), (1807, 351068), (3614, 175534), (7228, 87767)]