13911021

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 23063040

約数和(自身を除く): 9152019

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 131, 171, 207, 243, 393, 437, 513, 621, 1179, 1311, 1539, 1863, 2489, 3013, 3537, 3933, 4617, 5589, 7467, 9039, 10611, 11799, 22401, 27117, 31833, 35397, 57247, 67203, 81351, 106191, 171741, 201609, 244053, 515223, 604827, 732159, 1545669, 4637007, 13911021]

約数ペア:

[(1, 13911021), (3, 4637007), (9, 1545669), (19, 732159), (23, 604827), (27, 515223), (57, 244053), (69, 201609), (81, 171741), (131, 106191), (171, 81351), (207, 67203), (243, 57247), (393, 35397), (437, 31833), (513, 27117), (621, 22401), (1179, 11799), (1311, 10611), (1539, 9039), (1863, 7467), (2489, 5589), (3013, 4617), (3537, 3933)]