318246409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{3989}}^1$

素因数の和:4057

約数の個数: 24

約数和(自身を含む): 383087880

約数和(自身を除く): 64841471

約数列:

[1, 13, 17, 19, 221, 247, 323, 361, 3989, 4199, 4693, 6137, 51857, 67813, 75791, 79781, 881569, 985283, 1288447, 1440029, 16749811, 18720377, 24480493, 318246409]

約数ペア:

[(1, 318246409), (13, 24480493), (17, 18720377), (19, 16749811), (221, 1440029), (247, 1288447), (323, 985283), (361, 881569), (3989, 79781), (4199, 75791), (4693, 67813), (6137, 51857)]