905484671

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3329}}^1$

素因数の和:3424

約数の個数: 32

約数和(自身を含む): 1156176000

約数和(自身を除く): 250691329

約数列:

[1, 7, 13, 49, 61, 91, 343, 427, 637, 793, 2989, 3329, 4459, 5551, 20923, 23303, 38857, 43277, 163121, 203069, 271999, 302939, 1141847, 1421483, 2120573, 2639897, 9950381, 14844011, 18479279, 69652667, 129354953, 905484671]

約数ペア:

[(1, 905484671), (7, 129354953), (13, 69652667), (49, 18479279), (61, 14844011), (91, 9950381), (343, 2639897), (427, 2120573), (637, 1421483), (793, 1141847), (2989, 302939), (3329, 271999), (4459, 203069), (5551, 163121), (20923, 43277), (23303, 38857)]