198149874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{68659}}^1$

素因数の和:68714

約数の個数: 32

約数和(自身を含む): 438325440

約数和(自身を除く): 240175566

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 68659, 137318, 205977, 411954, 892567, 1785134, 2540383, 2677701, 5080766, 5355402, 7621149, 15242298, 33024979, 66049958, 99074937, 198149874]

約数ペア:

[(1, 198149874), (2, 99074937), (3, 66049958), (6, 33024979), (13, 15242298), (26, 7621149), (37, 5355402), (39, 5080766), (74, 2677701), (78, 2540383), (111, 1785134), (222, 892567), (481, 411954), (962, 205977), (1443, 137318), (2886, 68659)]