281298290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6577}}^1$

素因数の和:6651

約数の個数: 64

約数和(自身を含む): 636539904

約数和(自身を除く): 355241614

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 4277, 6110, 6577, 8554, 13154, 21385, 32885, 42770, 46039, 65770, 85501, 92078, 171002, 230195, 309119, 427505, 460390, 598507, 618238, 855010, 1197014, 1545595, 2163833, 2992535, 3091190, 4018547, 4327666, 5985070, 8037094, 10819165, 20092735, 21638330, 28129829, 40185470, 56259658, 140649145, 281298290]

約数ペア:

[(1, 281298290), (2, 140649145), (5, 56259658), (7, 40185470), (10, 28129829), (13, 21638330), (14, 20092735), (26, 10819165), (35, 8037094), (47, 5985070), (65, 4327666), (70, 4018547), (91, 3091190), (94, 2992535), (130, 2163833), (182, 1545595), (235, 1197014), (329, 855010), (455, 618238), (470, 598507), (611, 460390), (658, 427505), (910, 309119), (1222, 230195), (1645, 171002), (3055, 92078), (3290, 85501), (4277, 65770), (6110, 46039), (6577, 42770), (8554, 32885), (13154, 21385)]