12747721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{593}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 15168384

約数和(自身を除く): 2420663

約数列:

[1, 7, 37, 83, 259, 581, 593, 3071, 4151, 21497, 21941, 49219, 153587, 344533, 1821103, 12747721]

約数ペア:

[(1, 12747721), (7, 1821103), (37, 344533), (83, 153587), (259, 49219), (581, 21941), (593, 21497), (3071, 4151)]