680679918

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{241}}^1\times {\mathrm{907}}^1$

素因数の和:1329

約数の個数: 48

約数和(自身を含む): 1491128496

約数和(自身を除く): 810448578

約数列:

[1, 2, 3, 6, 9, 18, 173, 241, 346, 482, 519, 723, 907, 1038, 1446, 1557, 1814, 2169, 2721, 3114, 4338, 5442, 8163, 16326, 41693, 83386, 125079, 156911, 218587, 250158, 313822, 375237, 437174, 470733, 655761, 750474, 941466, 1311522, 1412199, 1967283, 2824398, 3934566, 37815551, 75631102, 113446653, 226893306, 340339959, 680679918]

約数ペア:

[(1, 680679918), (2, 340339959), (3, 226893306), (6, 113446653), (9, 75631102), (18, 37815551), (173, 3934566), (241, 2824398), (346, 1967283), (482, 1412199), (519, 1311522), (723, 941466), (907, 750474), (1038, 655761), (1446, 470733), (1557, 437174), (1814, 375237), (2169, 313822), (2721, 250158), (3114, 218587), (4338, 156911), (5442, 125079), (8163, 83386), (16326, 41693)]