890717373

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 1603255680

約数和(自身を除く): 712538307

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 269, 273, 311, 507, 807, 819, 933, 1183, 1521, 1883, 2177, 2421, 2799, 3497, 3549, 4043, 5649, 6531, 10491, 10647, 12129, 16947, 19593, 24479, 28301, 31473, 36387, 45461, 52559, 73437, 83659, 84903, 136383, 157677, 220311, 250977, 254709, 318227, 367913, 409149, 473031, 585613, 752931, 954681, 1087567, 1103739, 1756839, 2864043, 3262701, 3311217, 5270517, 7612969, 9788103, 14138371, 22838907, 42415113, 68516721, 98968597, 127245339, 296905791, 890717373]

約数ペア:

[(1, 890717373), (3, 296905791), (7, 127245339), (9, 98968597), (13, 68516721), (21, 42415113), (39, 22838907), (63, 14138371), (91, 9788103), (117, 7612969), (169, 5270517), (269, 3311217), (273, 3262701), (311, 2864043), (507, 1756839), (807, 1103739), (819, 1087567), (933, 954681), (1183, 752931), (1521, 585613), (1883, 473031), (2177, 409149), (2421, 367913), (2799, 318227), (3497, 254709), (3549, 250977), (4043, 220311), (5649, 157677), (6531, 136383), (10491, 84903), (10647, 83659), (12129, 73437), (16947, 52559), (19593, 45461), (24479, 36387), (28301, 31473)]