561255318

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4517}}^1$

素因数の和:4603

約数の個数: 80

約数和(自身を含む): 1377628560

約数和(自身を除く): 816373242

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 78, 81, 117, 118, 162, 177, 234, 351, 354, 531, 702, 767, 1053, 1062, 1534, 1593, 2106, 2301, 3186, 4517, 4602, 4779, 6903, 9034, 9558, 13551, 13806, 20709, 27102, 40653, 41418, 58721, 62127, 81306, 117442, 121959, 124254, 176163, 243918, 266503, 352326, 365877, 528489, 533006, 731754, 799509, 1056978, 1585467, 1599018, 2398527, 3170934, 3464539, 4756401, 4797054, 6929078, 7195581, 9512802, 10393617, 14391162, 20787234, 21586743, 31180851, 43173486, 62361702, 93542553, 187085106, 280627659, 561255318]

約数ペア:

[(1, 561255318), (2, 280627659), (3, 187085106), (6, 93542553), (9, 62361702), (13, 43173486), (18, 31180851), (26, 21586743), (27, 20787234), (39, 14391162), (54, 10393617), (59, 9512802), (78, 7195581), (81, 6929078), (117, 4797054), (118, 4756401), (162, 3464539), (177, 3170934), (234, 2398527), (351, 1599018), (354, 1585467), (531, 1056978), (702, 799509), (767, 731754), (1053, 533006), (1062, 528489), (1534, 365877), (1593, 352326), (2106, 266503), (2301, 243918), (3186, 176163), (4517, 124254), (4602, 121959), (4779, 117442), (6903, 81306), (9034, 62127), (9558, 58721), (13551, 41418), (13806, 40653), (20709, 27102)]