31629858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 71565312

約数和(自身を除く): 39935454

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 103, 127, 186, 206, 254, 309, 381, 403, 618, 762, 806, 1209, 1339, 1651, 2418, 2678, 3193, 3302, 3937, 4017, 4953, 6386, 7874, 8034, 9579, 9906, 11811, 13081, 19158, 23622, 26162, 39243, 41509, 51181, 78486, 83018, 102362, 124527, 153543, 170053, 249054, 307086, 340106, 405511, 510159, 811022, 1020318, 1216533, 2433066, 5271643, 10543286, 15814929, 31629858]

約数ペア:

[(1, 31629858), (2, 15814929), (3, 10543286), (6, 5271643), (13, 2433066), (26, 1216533), (31, 1020318), (39, 811022), (62, 510159), (78, 405511), (93, 340106), (103, 307086), (127, 249054), (186, 170053), (206, 153543), (254, 124527), (309, 102362), (381, 83018), (403, 78486), (618, 51181), (762, 41509), (806, 39243), (1209, 26162), (1339, 23622), (1651, 19158), (2418, 13081), (2678, 11811), (3193, 9906), (3302, 9579), (3937, 8034), (4017, 7874), (4953, 6386)]