1277821428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2333}}^1\times {\mathrm{3511}}^1$

素因数の和:5864

約数の個数: 48

約数和(自身を含む): 3213227136

約数和(自身を除く): 1935405708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2333, 3511, 4666, 6999, 7022, 9332, 10533, 13998, 14044, 21066, 27996, 30329, 42132, 45643, 60658, 90987, 91286, 121316, 136929, 181974, 182572, 273858, 363948, 547716, 8191163, 16382326, 24573489, 32764652, 49146978, 98293956, 106485119, 212970238, 319455357, 425940476, 638910714, 1277821428]

約数ペア:

[(1, 1277821428), (2, 638910714), (3, 425940476), (4, 319455357), (6, 212970238), (12, 106485119), (13, 98293956), (26, 49146978), (39, 32764652), (52, 24573489), (78, 16382326), (156, 8191163), (2333, 547716), (3511, 363948), (4666, 273858), (6999, 182572), (7022, 181974), (9332, 136929), (10533, 121316), (13998, 91286), (14044, 90987), (21066, 60658), (27996, 45643), (30329, 42132)]