201609

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:162

約数の個数: 20

約数和(自身を含む): 319440

約数和(自身を除く): 117831

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 171, 393, 513, 1179, 1539, 2489, 3537, 7467, 10611, 22401, 67203, 201609]

約数ペア:

[(1, 201609), (3, 67203), (9, 22401), (19, 10611), (27, 7467), (57, 3537), (81, 2489), (131, 1539), (171, 1179), (393, 513)]