408027213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{457943}}^1$

素因数の和:457966

約数の個数: 20

約数和(自身を含む): 664934688

約数和(自身を除く): 256907475

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 457943, 1373829, 4121487, 5037373, 12364461, 15112119, 37093383, 45336357, 136009071, 408027213]

約数ペア:

[(1, 408027213), (3, 136009071), (9, 45336357), (11, 37093383), (27, 15112119), (33, 12364461), (81, 5037373), (99, 4121487), (297, 1373829), (891, 457943)]