2547615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 4907520

約数和(自身を除く): 2359905

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1277, 1995, 3831, 6385, 8939, 19155, 24263, 26817, 44695, 72789, 121315, 134085, 169841, 363945, 509523, 849205, 2547615]

約数ペア:

[(1, 2547615), (3, 849205), (5, 509523), (7, 363945), (15, 169841), (19, 134085), (21, 121315), (35, 72789), (57, 44695), (95, 26817), (105, 24263), (133, 19155), (285, 8939), (399, 6385), (665, 3831), (1277, 1995)]