505425004

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{135721}}^1$

素因数の和:135758

約数の個数: 36

約数和(自身を含む): 1083061560

約数和(自身を除く): 577636556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 135721, 271442, 542884, 950047, 1900094, 2578699, 3800188, 5157398, 6650329, 10314796, 13300658, 18050893, 26601316, 36101786, 72203572, 126356251, 252712502, 505425004]

約数ペア:

[(1, 505425004), (2, 252712502), (4, 126356251), (7, 72203572), (14, 36101786), (19, 26601316), (28, 18050893), (38, 13300658), (49, 10314796), (76, 6650329), (98, 5157398), (133, 3800188), (196, 2578699), (266, 1900094), (532, 950047), (931, 542884), (1862, 271442), (3724, 135721)]