208045611

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1321}}^1$

素因数の和:1656

約数の個数: 32

約数和(自身を含む): 325740800

約数和(自身を除く): 117695189

約数列:

[1, 3, 9, 19, 27, 57, 171, 307, 513, 921, 1321, 2763, 3963, 5833, 8289, 11889, 17499, 25099, 35667, 52497, 75297, 157491, 225891, 405547, 677673, 1216641, 3649923, 7705393, 10949769, 23116179, 69348537, 208045611]

約数ペア:

[(1, 208045611), (3, 69348537), (9, 23116179), (19, 10949769), (27, 7705393), (57, 3649923), (171, 1216641), (307, 677673), (513, 405547), (921, 225891), (1321, 157491), (2763, 75297), (3963, 52497), (5833, 35667), (8289, 25099), (11889, 17499)]