47649777

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 76876800

約数和(自身を除く): 29227023

約数列:

[1, 3, 7, 19, 21, 57, 133, 307, 389, 399, 921, 1167, 2149, 2723, 5833, 6447, 7391, 8169, 17499, 22173, 40831, 51737, 119423, 122493, 155211, 358269, 835961, 2269037, 2507883, 6807111, 15883259, 47649777]

約数ペア:

[(1, 47649777), (3, 15883259), (7, 6807111), (19, 2507883), (21, 2269037), (57, 835961), (133, 358269), (307, 155211), (389, 122493), (399, 119423), (921, 51737), (1167, 40831), (2149, 22173), (2723, 17499), (5833, 8169), (6447, 7391)]