28011263

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9157}}^1$

素因数の和:9206

約数の個数: 16

約数和(自身を含む): 35166720

約数和(自身を除く): 7155457

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 9157, 64099, 173983, 210611, 1217881, 1474277, 4001609, 28011263]

約数ペア:

[(1, 28011263), (7, 4001609), (19, 1474277), (23, 1217881), (133, 210611), (161, 173983), (437, 64099), (3059, 9157)]