279831916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24799}}^1$

素因数の和:24854

約数の個数: 48

約数和(自身を含む): 622182400

約数和(自身を除く): 342350484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 24799, 49598, 99196, 173593, 322387, 347186, 644774, 694372, 768769, 1289548, 1537538, 2256709, 3075076, 4513418, 5381383, 9026836, 9993997, 10762766, 19987994, 21525532, 39975988, 69957979, 139915958, 279831916]

約数ペア:

[(1, 279831916), (2, 139915958), (4, 69957979), (7, 39975988), (13, 21525532), (14, 19987994), (26, 10762766), (28, 9993997), (31, 9026836), (52, 5381383), (62, 4513418), (91, 3075076), (124, 2256709), (182, 1537538), (217, 1289548), (364, 768769), (403, 694372), (434, 644774), (806, 347186), (868, 322387), (1612, 173593), (2821, 99196), (5642, 49598), (11284, 24799)]