28172562

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 65332224

約数和(自身を除く): 37159662

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 67, 69, 134, 138, 201, 253, 277, 402, 506, 554, 737, 759, 831, 1474, 1518, 1541, 1662, 2211, 3047, 3082, 4422, 4623, 6094, 6371, 9141, 9246, 12742, 16951, 18282, 18559, 19113, 33902, 37118, 38226, 50853, 55677, 70081, 101706, 111354, 140162, 204149, 210243, 408298, 420486, 426857, 612447, 853714, 1224894, 1280571, 2561142, 4695427, 9390854, 14086281, 28172562]

約数ペア:

[(1, 28172562), (2, 14086281), (3, 9390854), (6, 4695427), (11, 2561142), (22, 1280571), (23, 1224894), (33, 853714), (46, 612447), (66, 426857), (67, 420486), (69, 408298), (134, 210243), (138, 204149), (201, 140162), (253, 111354), (277, 101706), (402, 70081), (506, 55677), (554, 50853), (737, 38226), (759, 37118), (831, 33902), (1474, 19113), (1518, 18559), (1541, 18282), (1662, 16951), (2211, 12742), (3047, 9246), (3082, 9141), (4422, 6371), (4623, 6094)]