813961197

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{32381}}^1$

素因数の和:32423

約数の個数: 48

約数和(自身を含む): 1476619200

約数和(自身を除く): 662658003

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2793, 3591, 8379, 25137, 32381, 97143, 226667, 291429, 615239, 680001, 874287, 1586669, 1845717, 2040003, 4306673, 4760007, 5537151, 6120009, 12920019, 14280021, 16611453, 30146711, 38760057, 42840063, 90440133, 116280171, 271320399, 813961197]

約数ペア:

[(1, 813961197), (3, 271320399), (7, 116280171), (9, 90440133), (19, 42840063), (21, 38760057), (27, 30146711), (49, 16611453), (57, 14280021), (63, 12920019), (133, 6120009), (147, 5537151), (171, 4760007), (189, 4306673), (399, 2040003), (441, 1845717), (513, 1586669), (931, 874287), (1197, 680001), (1323, 615239), (2793, 291429), (3591, 226667), (8379, 97143), (25137, 32381)]