207920778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5407}}^1$

素因数の和:5471

約数の個数: 64

約数和(自身を含む): 490613760

約数和(自身を除く): 282692982

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 51, 58, 78, 87, 102, 174, 221, 377, 442, 493, 663, 754, 986, 1131, 1326, 1479, 2262, 2958, 5407, 6409, 10814, 12818, 16221, 19227, 32442, 38454, 70291, 91919, 140582, 156803, 183838, 210873, 275757, 313606, 421746, 470409, 551514, 940818, 1194947, 2038439, 2389894, 2665651, 3584841, 4076878, 5331302, 6115317, 7169682, 7996953, 12230634, 15993906, 34653463, 69306926, 103960389, 207920778]

約数ペア:

[(1, 207920778), (2, 103960389), (3, 69306926), (6, 34653463), (13, 15993906), (17, 12230634), (26, 7996953), (29, 7169682), (34, 6115317), (39, 5331302), (51, 4076878), (58, 3584841), (78, 2665651), (87, 2389894), (102, 2038439), (174, 1194947), (221, 940818), (377, 551514), (442, 470409), (493, 421746), (663, 313606), (754, 275757), (986, 210873), (1131, 183838), (1326, 156803), (1479, 140582), (2262, 91919), (2958, 70291), (5407, 38454), (6409, 32442), (10814, 19227), (12818, 16221)]