127768977

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{617}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 223666560

約数和(自身を除く): 95897583

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 173, 399, 519, 617, 1197, 1211, 1557, 1851, 3287, 3633, 4319, 5553, 9861, 10899, 11723, 12957, 23009, 29583, 35169, 38871, 69027, 82061, 105507, 106741, 207081, 246183, 320223, 738549, 747187, 960669, 2028079, 2241561, 6084237, 6724683, 14196553, 18252711, 42589659, 127768977]

約数ペア:

[(1, 127768977), (3, 42589659), (7, 18252711), (9, 14196553), (19, 6724683), (21, 6084237), (57, 2241561), (63, 2028079), (133, 960669), (171, 747187), (173, 738549), (399, 320223), (519, 246183), (617, 207081), (1197, 106741), (1211, 105507), (1557, 82061), (1851, 69027), (3287, 38871), (3633, 35169), (4319, 29583), (5553, 23009), (9861, 12957), (10899, 11723)]