338977233

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{563}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 591252480

約数和(自身を除く): 252275247

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 503, 563, 1197, 1509, 1689, 3521, 3941, 4527, 5067, 9557, 10563, 10697, 11823, 28671, 31689, 32091, 35469, 66899, 74879, 86013, 96273, 200697, 224637, 283189, 602091, 673911, 849567, 1982323, 2548701, 5380591, 5946969, 16141773, 17840907, 37664137, 48425319, 112992411, 338977233]

約数ペア:

[(1, 338977233), (3, 112992411), (7, 48425319), (9, 37664137), (19, 17840907), (21, 16141773), (57, 5946969), (63, 5380591), (133, 2548701), (171, 1982323), (399, 849567), (503, 673911), (563, 602091), (1197, 283189), (1509, 224637), (1689, 200697), (3521, 96273), (3941, 86013), (4527, 74879), (5067, 66899), (9557, 35469), (10563, 32091), (10697, 31689), (11823, 28671)]