421369081

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{607}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 507918336

約数和(自身を除く): 86549255

約数列:

[1, 7, 31, 49, 217, 457, 607, 1519, 3199, 4249, 14167, 18817, 22393, 29743, 99169, 131719, 277399, 694183, 922033, 1941793, 8599369, 13592551, 60195583, 421369081]

約数ペア:

[(1, 421369081), (7, 60195583), (31, 13592551), (49, 8599369), (217, 1941793), (457, 922033), (607, 694183), (1519, 277399), (3199, 131719), (4249, 99169), (14167, 29743), (18817, 22393)]