478981412

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{69257}}^1$

素因数の和:69300

約数の個数: 48

約数和(自身を含む): 1085965440

約数和(自身を除く): 606984028

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 69257, 138514, 277028, 484799, 900341, 969598, 1315883, 1800682, 1939196, 2631766, 3601364, 5263532, 6302387, 9211181, 12604774, 17106479, 18422362, 25209548, 34212958, 36844724, 68425916, 119745353, 239490706, 478981412]

約数ペア:

[(1, 478981412), (2, 239490706), (4, 119745353), (7, 68425916), (13, 36844724), (14, 34212958), (19, 25209548), (26, 18422362), (28, 17106479), (38, 12604774), (52, 9211181), (76, 6302387), (91, 5263532), (133, 3601364), (182, 2631766), (247, 1939196), (266, 1800682), (364, 1315883), (494, 969598), (532, 900341), (988, 484799), (1729, 277028), (3458, 138514), (6916, 69257)]