1293322172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 2427600000

約数和(自身を除く): 1134277828

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 499, 509, 998, 1018, 1273, 1996, 2036, 2546, 5092, 9481, 9671, 18962, 19342, 33433, 34103, 37924, 38684, 66866, 68206, 133732, 136412, 253991, 507982, 635227, 647957, 1015964, 1270454, 1295914, 2540908, 2591828, 4825829, 9651658, 17017397, 19303316, 34034794, 68069588, 323330543, 646661086, 1293322172]

約数ペア:

[(1, 1293322172), (2, 646661086), (4, 323330543), (19, 68069588), (38, 34034794), (67, 19303316), (76, 17017397), (134, 9651658), (268, 4825829), (499, 2591828), (509, 2540908), (998, 1295914), (1018, 1270454), (1273, 1015964), (1996, 647957), (2036, 635227), (2546, 507982), (5092, 253991), (9481, 136412), (9671, 133732), (18962, 68206), (19342, 66866), (33433, 38684), (34103, 37924)]