205122423

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{389}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 326102400

約数和(自身を除く): 120979977

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 389, 551, 627, 841, 957, 1167, 1653, 2523, 4279, 6061, 7391, 9251, 11281, 12837, 15979, 18183, 22173, 27753, 33843, 47937, 81301, 124091, 175769, 214339, 243903, 327149, 372273, 527307, 643017, 981447, 2357729, 3598639, 6215831, 7073187, 10795917, 18647493, 68374141, 205122423]

約数ペア:

[(1, 205122423), (3, 68374141), (11, 18647493), (19, 10795917), (29, 7073187), (33, 6215831), (57, 3598639), (87, 2357729), (209, 981447), (319, 643017), (389, 527307), (551, 372273), (627, 327149), (841, 243903), (957, 214339), (1167, 175769), (1653, 124091), (2523, 81301), (4279, 47937), (6061, 33843), (7391, 27753), (9251, 22173), (11281, 18183), (12837, 15979)]