1640642718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{5479}}^1$

素因数の和:5857

約数の個数: 64

約数和(自身を含む): 3866688000

約数和(自身を除く): 2226045282

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 349, 429, 698, 858, 1047, 2094, 3839, 4537, 5479, 7678, 9074, 10958, 11517, 13611, 16437, 23034, 27222, 32874, 49907, 60269, 71227, 99814, 120538, 142454, 149721, 180807, 213681, 299442, 361614, 427362, 783497, 1566994, 1912171, 2350491, 3824342, 4700982, 5736513, 11473026, 21033881, 24858223, 42067762, 49716446, 63101643, 74574669, 126203286, 149149338, 273440453, 546880906, 820321359, 1640642718]

約数ペア:

[(1, 1640642718), (2, 820321359), (3, 546880906), (6, 273440453), (11, 149149338), (13, 126203286), (22, 74574669), (26, 63101643), (33, 49716446), (39, 42067762), (66, 24858223), (78, 21033881), (143, 11473026), (286, 5736513), (349, 4700982), (429, 3824342), (698, 2350491), (858, 1912171), (1047, 1566994), (2094, 783497), (3839, 427362), (4537, 361614), (5479, 299442), (7678, 213681), (9074, 180807), (10958, 149721), (11517, 142454), (13611, 120538), (16437, 99814), (23034, 71227), (27222, 60269), (32874, 49907)]