9172009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5179}}^1$

素因数の和:5220

約数の個数: 16

約数和(自身を含む): 11934720

約数和(自身を除く): 2762711

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 5179, 36253, 56969, 119117, 398783, 833819, 1310287, 9172009]

約数ペア:

[(1, 9172009), (7, 1310287), (11, 833819), (23, 398783), (77, 119117), (161, 56969), (253, 36253), (1771, 5179)]