814443721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11489}}^1$

素因数の和:11569

約数の個数: 32

約数和(自身を含む): 1080979200

約数和(自身を除く): 266535479

約数列:

[1, 7, 13, 19, 41, 91, 133, 247, 287, 533, 779, 1729, 3731, 5453, 10127, 11489, 70889, 80423, 149357, 218291, 471049, 1045499, 1528037, 2837783, 3297343, 6123637, 8949931, 19864481, 42865459, 62649517, 116349103, 814443721]

約数ペア:

[(1, 814443721), (7, 116349103), (13, 62649517), (19, 42865459), (41, 19864481), (91, 8949931), (133, 6123637), (247, 3297343), (287, 2837783), (533, 1528037), (779, 1045499), (1729, 471049), (3731, 218291), (5453, 149357), (10127, 80423), (11489, 70889)]