195171711

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 316402944

約数和(自身を除く): 121231233

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 257, 301, 609, 771, 841, 903, 1247, 1799, 2523, 3741, 5397, 5887, 7453, 8729, 11051, 17661, 22359, 26187, 33153, 36163, 52171, 77357, 108489, 156513, 216137, 232071, 253141, 320479, 648411, 759423, 961437, 1512959, 2243353, 4538877, 6730059, 9293891, 27881673, 65057237, 195171711]

約数ペア:

[(1, 195171711), (3, 65057237), (7, 27881673), (21, 9293891), (29, 6730059), (43, 4538877), (87, 2243353), (129, 1512959), (203, 961437), (257, 759423), (301, 648411), (609, 320479), (771, 253141), (841, 232071), (903, 216137), (1247, 156513), (1799, 108489), (2523, 77357), (3741, 52171), (5397, 36163), (5887, 33153), (7453, 26187), (8729, 22359), (11051, 17661)]