251230369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 313383168

約数和(自身を除く): 62152799

約数列:

[1, 13, 17, 19, 47, 67, 221, 247, 323, 361, 611, 799, 871, 893, 1139, 1273, 3149, 4199, 4693, 6137, 10387, 11609, 14807, 15181, 16549, 16967, 21641, 24187, 40937, 53533, 59831, 79781, 197353, 220571, 281333, 288439, 314431, 411179, 695929, 777803, 1017127, 1136789, 3749707, 5345327, 13222651, 14778257, 19325413, 251230369]

約数ペア:

[(1, 251230369), (13, 19325413), (17, 14778257), (19, 13222651), (47, 5345327), (67, 3749707), (221, 1136789), (247, 1017127), (323, 777803), (361, 695929), (611, 411179), (799, 314431), (871, 288439), (893, 281333), (1139, 220571), (1273, 197353), (3149, 79781), (4199, 59831), (4693, 53533), (6137, 40937), (10387, 24187), (11609, 21641), (14807, 16967), (15181, 16549)]