438065914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2095

約数の個数: 48

約数和(自身を含む): 789769440

約数和(自身を除く): 351703526

約数列:

[1, 2, 11, 13, 22, 26, 59, 118, 143, 169, 286, 338, 649, 767, 1298, 1534, 1859, 1997, 3718, 3994, 8437, 9971, 16874, 19942, 21967, 25961, 43934, 51922, 109681, 117823, 219362, 235646, 285571, 337493, 571142, 674986, 1296053, 1531699, 2592106, 3063398, 3712423, 7424846, 16848689, 19912087, 33697378, 39824174, 219032957, 438065914]

約数ペア:

[(1, 438065914), (2, 219032957), (11, 39824174), (13, 33697378), (22, 19912087), (26, 16848689), (59, 7424846), (118, 3712423), (143, 3063398), (169, 2592106), (286, 1531699), (338, 1296053), (649, 674986), (767, 571142), (1298, 337493), (1534, 285571), (1859, 235646), (1997, 219362), (3718, 117823), (3994, 109681), (8437, 51922), (9971, 43934), (16874, 25961), (19942, 21967)]