1687121599

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4789}}^1$

素因数の和:4899

約数の個数: 24

約数和(自身を含む): 1905806880

約数和(自身を除く): 218685281

約数列:

[1, 17, 23, 53, 289, 391, 901, 1219, 4789, 6647, 15317, 20723, 81413, 110147, 253817, 352291, 1384021, 1872499, 4314889, 5837791, 31832483, 73353113, 99242447, 1687121599]

約数ペア:

[(1, 1687121599), (17, 99242447), (23, 73353113), (53, 31832483), (289, 5837791), (391, 4314889), (901, 1872499), (1219, 1384021), (4789, 352291), (6647, 253817), (15317, 110147), (20723, 81413)]