1491207984

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{211339}}^1$

素因数の和:211367

約数の個数: 90

約数和(自身を含む): 4854691140

約数和(自身を除く): 3363483156

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 211339, 422678, 634017, 845356, 1268034, 1479373, 1690712, 1902051, 2536068, 2958746, 3381424, 3804102, 4438119, 5072136, 5917492, 7608204, 8876238, 10144272, 10355611, 11834984, 13314357, 15216408, 17752476, 20711222, 23669968, 26628714, 30432816, 31066833, 35504952, 41422444, 53257428, 62133666, 71009904, 82844888, 93200499, 106514856, 124267332, 165689776, 186400998, 213029712, 248534664, 372801996, 497069328, 745603992, 1491207984]

約数ペア:

[(1, 1491207984), (2, 745603992), (3, 497069328), (4, 372801996), (6, 248534664), (7, 213029712), (8, 186400998), (9, 165689776), (12, 124267332), (14, 106514856), (16, 93200499), (18, 82844888), (21, 71009904), (24, 62133666), (28, 53257428), (36, 41422444), (42, 35504952), (48, 31066833), (49, 30432816), (56, 26628714), (63, 23669968), (72, 20711222), (84, 17752476), (98, 15216408), (112, 13314357), (126, 11834984), (144, 10355611), (147, 10144272), (168, 8876238), (196, 7608204), (252, 5917492), (294, 5072136), (336, 4438119), (392, 3804102), (441, 3381424), (504, 2958746), (588, 2536068), (784, 1902051), (882, 1690712), (1008, 1479373), (1176, 1268034), (1764, 845356), (2352, 634017), (3528, 422678), (7056, 211339)]