68491185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 131604480

約数和(自身を除く): 63113295

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 83, 87, 105, 145, 203, 249, 271, 415, 435, 581, 609, 813, 1015, 1245, 1355, 1743, 1897, 2407, 2905, 3045, 4065, 5691, 7221, 7859, 8715, 9485, 12035, 16849, 22493, 23577, 28455, 36105, 39295, 50547, 55013, 67479, 84245, 112465, 117885, 157451, 165039, 252735, 275065, 337395, 472353, 652297, 787255, 825195, 1956891, 2361765, 3261485, 4566079, 9784455, 13698237, 22830395, 68491185]

約数ペア:

[(1, 68491185), (3, 22830395), (5, 13698237), (7, 9784455), (15, 4566079), (21, 3261485), (29, 2361765), (35, 1956891), (83, 825195), (87, 787255), (105, 652297), (145, 472353), (203, 337395), (249, 275065), (271, 252735), (415, 165039), (435, 157451), (581, 117885), (609, 112465), (813, 84245), (1015, 67479), (1245, 55013), (1355, 50547), (1743, 39295), (1897, 36105), (2407, 28455), (2905, 23577), (3045, 22493), (4065, 16849), (5691, 12035), (7221, 9485), (7859, 8715)]