7921879

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 9922560

約数和(自身を除く): 2000681

約数列:

[1, 7, 19, 49, 67, 127, 133, 469, 889, 931, 1273, 2413, 3283, 6223, 8509, 8911, 16891, 59563, 62377, 118237, 161671, 416941, 1131697, 7921879]

約数ペア:

[(1, 7921879), (7, 1131697), (19, 416941), (49, 161671), (67, 118237), (127, 62377), (133, 59563), (469, 16891), (889, 8911), (931, 8509), (1273, 6223), (2413, 3283)]