7991324

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 16396800

約数和(自身を除く): 8405476

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 79, 121, 158, 209, 242, 316, 418, 484, 836, 869, 1331, 1501, 1738, 2299, 2662, 3002, 3476, 4598, 5324, 6004, 9196, 9559, 16511, 19118, 25289, 33022, 38236, 50578, 66044, 101156, 105149, 181621, 210298, 363242, 420596, 726484, 1997831, 3995662, 7991324]

約数ペア:

[(1, 7991324), (2, 3995662), (4, 1997831), (11, 726484), (19, 420596), (22, 363242), (38, 210298), (44, 181621), (76, 105149), (79, 101156), (121, 66044), (158, 50578), (209, 38236), (242, 33022), (316, 25289), (418, 19118), (484, 16511), (836, 9559), (869, 9196), (1331, 6004), (1501, 5324), (1738, 4598), (2299, 3476), (2662, 3002)]