1288892444

素因数分解:

$2^2\times 7^1\times {\mathrm{2381}}^1\times {\mathrm{19333}}^1$

素因数の和:21725

約数の個数: 24

約数和(自身を含む): 2579000928

約数和(自身を除く): 1290108484

約数列:

[1, 2, 4, 7, 14, 28, 2381, 4762, 9524, 16667, 19333, 33334, 38666, 66668, 77332, 135331, 270662, 541324, 46031873, 92063746, 184127492, 322223111, 644446222, 1288892444]

約数ペア:

[(1, 1288892444), (2, 644446222), (4, 322223111), (7, 184127492), (14, 92063746), (28, 46031873), (2381, 541324), (4762, 270662), (9524, 135331), (16667, 77332), (19333, 66668), (33334, 38666)]