200421291

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{17321}}^1$

素因数の和:17379

約数の個数: 32

約数和(自身を含む): 332582400

約数和(自身を除く): 132161109

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 11571, 17321, 51963, 121247, 329099, 363741, 502309, 987297, 1506927, 2303693, 3516163, 6911079, 9543871, 10548489, 28631613, 66807097, 200421291]

約数ペア:

[(1, 200421291), (3, 66807097), (7, 28631613), (19, 10548489), (21, 9543871), (29, 6911079), (57, 3516163), (87, 2303693), (133, 1506927), (203, 987297), (399, 502309), (551, 363741), (609, 329099), (1653, 121247), (3857, 51963), (11571, 17321)]