221400000039

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{3637}}^1\times {\mathrm{56209}}^1$

素因数の和:59887

約数の個数: 24

約数和(自身を含む): 311645777520

約数和(自身を除く): 90245777481

約数列:

[1, 3, 19, 57, 361, 1083, 3637, 10911, 56209, 69103, 168627, 207309, 1067971, 1312957, 3203913, 3938871, 20291449, 60874347, 204432133, 613296399, 3884210527, 11652631581, 73800000013, 221400000039]

約数ペア:

[(1, 221400000039), (3, 73800000013), (19, 11652631581), (57, 3884210527), (361, 613296399), (1083, 204432133), (3637, 60874347), (10911, 20291449), (56209, 3938871), (69103, 3203913), (168627, 1312957), (207309, 1067971)]