128497068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509909}}^1$

素因数の和:509926

約数の個数: 36

約数和(自身を含む): 371214480

約数和(自身を除く): 242717412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509909, 1019818, 1529727, 2039636, 3059454, 3569363, 4589181, 6118908, 7138726, 9178362, 10708089, 14277452, 18356724, 21416178, 32124267, 42832356, 64248534, 128497068]

約数ペア:

[(1, 128497068), (2, 64248534), (3, 42832356), (4, 32124267), (6, 21416178), (7, 18356724), (9, 14277452), (12, 10708089), (14, 9178362), (18, 7138726), (21, 6118908), (28, 4589181), (36, 3569363), (42, 3059454), (63, 2039636), (84, 1529727), (126, 1019818), (252, 509909)]