420833819

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 523269120

約数和(自身を除く): 102435301

約数列:

[1, 7, 29, 37, 43, 203, 259, 301, 1073, 1247, 1303, 1591, 7511, 8729, 9121, 11137, 37787, 46139, 48211, 56029, 264509, 322973, 337477, 392203, 1398119, 1624841, 2073073, 9786833, 11373887, 14511511, 60119117, 420833819]

約数ペア:

[(1, 420833819), (7, 60119117), (29, 14511511), (37, 11373887), (43, 9786833), (203, 2073073), (259, 1624841), (301, 1398119), (1073, 392203), (1247, 337477), (1303, 322973), (1591, 264509), (7511, 56029), (8729, 48211), (9121, 46139), (11137, 37787)]