11980353

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 21012480

約数和(自身を除く): 9032127

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 77, 93, 147, 217, 231, 239, 341, 539, 651, 717, 1023, 1519, 1617, 1673, 2387, 2629, 4557, 5019, 7161, 7409, 7887, 11711, 16709, 18403, 22227, 35133, 50127, 51863, 55209, 81499, 128821, 155589, 244497, 363041, 386463, 570493, 1089123, 1711479, 3993451, 11980353]

約数ペア:

[(1, 11980353), (3, 3993451), (7, 1711479), (11, 1089123), (21, 570493), (31, 386463), (33, 363041), (49, 244497), (77, 155589), (93, 128821), (147, 81499), (217, 55209), (231, 51863), (239, 50127), (341, 35133), (539, 22227), (651, 18403), (717, 16709), (1023, 11711), (1519, 7887), (1617, 7409), (1673, 7161), (2387, 5019), (2629, 4557)]