449465919

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{1153}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 722311680

約数和(自身を除く): 272845761

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 977, 1153, 2931, 3459, 6839, 8071, 18563, 20517, 21907, 24213, 55689, 65721, 129941, 153349, 389823, 460047, 1126481, 3379443, 7885367, 21403139, 23656101, 64209417, 149821973, 449465919]

約数ペア:

[(1, 449465919), (3, 149821973), (7, 64209417), (19, 23656101), (21, 21403139), (57, 7885367), (133, 3379443), (399, 1126481), (977, 460047), (1153, 389823), (2931, 153349), (3459, 129941), (6839, 65721), (8071, 55689), (18563, 24213), (20517, 21907)]