1320287561

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{23063}}^1$

素因数の和:23236

約数の個数: 16

約数和(自身を含む): 1461335040

約数和(自身を除く): 141047479

約数列:

[1, 19, 23, 131, 437, 2489, 3013, 23063, 57247, 438197, 530449, 3021253, 10078531, 57403807, 69488819, 1320287561]

約数ペア:

[(1, 1320287561), (19, 69488819), (23, 57403807), (131, 10078531), (437, 3021253), (2489, 530449), (3013, 438197), (23063, 57247)]