201320409

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 300516480

約数和(自身を除く): 99196071

約数列:

[1, 3, 17, 19, 51, 57, 323, 373, 557, 969, 1119, 1671, 6341, 7087, 9469, 10583, 19023, 21261, 28407, 31749, 120479, 179911, 207761, 361437, 539733, 623283, 3531937, 3947459, 10595811, 11842377, 67106803, 201320409]

約数ペア:

[(1, 201320409), (3, 67106803), (17, 11842377), (19, 10595811), (51, 3947459), (57, 3531937), (323, 623283), (373, 539733), (557, 361437), (969, 207761), (1119, 179911), (1671, 120479), (6341, 31749), (7087, 28407), (9469, 21261), (10583, 19023)]