787660269

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 1234537920

約数和(自身を除く): 446877651

約数列:

[1, 3, 11, 17, 33, 51, 109, 121, 187, 327, 363, 561, 1171, 1199, 1853, 2057, 3513, 3597, 5559, 6171, 12881, 13189, 19907, 20383, 38643, 39567, 59721, 61149, 127639, 141691, 218977, 224213, 382917, 425073, 656931, 672639, 1404029, 2169863, 2408747, 4212087, 6509589, 7226241, 15444319, 23868493, 46332957, 71605479, 262553423, 787660269]

約数ペア:

[(1, 787660269), (3, 262553423), (11, 71605479), (17, 46332957), (33, 23868493), (51, 15444319), (109, 7226241), (121, 6509589), (187, 4212087), (327, 2408747), (363, 2169863), (561, 1404029), (1171, 672639), (1199, 656931), (1853, 425073), (2057, 382917), (3513, 224213), (3597, 218977), (5559, 141691), (6171, 127639), (12881, 61149), (13189, 59721), (19907, 39567), (20383, 38643)]