208297749

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 323285760

約数和(自身を除く): 114988011

約数列:

[1, 3, 11, 29, 33, 47, 87, 121, 141, 319, 363, 421, 517, 957, 1263, 1363, 1551, 3509, 4089, 4631, 5687, 10527, 12209, 13893, 14993, 17061, 19787, 36627, 44979, 50941, 59361, 134299, 152823, 164923, 217657, 402897, 494769, 573823, 652971, 1477289, 1721469, 2394227, 4431867, 6312053, 7182681, 18936159, 69432583, 208297749]

約数ペア:

[(1, 208297749), (3, 69432583), (11, 18936159), (29, 7182681), (33, 6312053), (47, 4431867), (87, 2394227), (121, 1721469), (141, 1477289), (319, 652971), (363, 573823), (421, 494769), (517, 402897), (957, 217657), (1263, 164923), (1363, 152823), (1551, 134299), (3509, 59361), (4089, 50941), (4631, 44979), (5687, 36627), (10527, 19787), (12209, 17061), (13893, 14993)]