16871270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 33598800

約数和(自身を除く): 16727530

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 149, 169, 298, 335, 338, 670, 745, 845, 871, 1490, 1690, 1742, 1937, 3874, 4355, 8710, 9685, 9983, 11323, 19370, 19966, 22646, 25181, 49915, 50362, 56615, 99830, 113230, 125905, 129779, 251810, 259558, 648895, 1297790, 1687127, 3374254, 8435635, 16871270]

約数ペア:

[(1, 16871270), (2, 8435635), (5, 3374254), (10, 1687127), (13, 1297790), (26, 648895), (65, 259558), (67, 251810), (130, 129779), (134, 125905), (149, 113230), (169, 99830), (298, 56615), (335, 50362), (338, 49915), (670, 25181), (745, 22646), (845, 19966), (871, 19370), (1490, 11323), (1690, 9983), (1742, 9685), (1937, 8710), (3874, 4355)]