7963821

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 11965824

約数和(自身を除く): 4002003

約数列:

[1, 3, 9, 47, 67, 141, 201, 281, 423, 603, 843, 2529, 3149, 9447, 13207, 18827, 28341, 39621, 56481, 118863, 169443, 884869, 2654607, 7963821]

約数ペア:

[(1, 7963821), (3, 2654607), (9, 884869), (47, 169443), (67, 118863), (141, 56481), (201, 39621), (281, 28341), (423, 18827), (603, 13207), (843, 9447), (2529, 3149)]