28876295

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 13217785

約数列:

[1, 5, 7, 19, 35, 95, 133, 173, 251, 665, 865, 1211, 1255, 1757, 3287, 4769, 6055, 8785, 16435, 23009, 23845, 33383, 43423, 115045, 166915, 217115, 303961, 825037, 1519805, 4125185, 5775259, 28876295]

約数ペア:

[(1, 28876295), (5, 5775259), (7, 4125185), (19, 1519805), (35, 825037), (95, 303961), (133, 217115), (173, 166915), (251, 115045), (665, 43423), (865, 33383), (1211, 23845), (1255, 23009), (1757, 16435), (3287, 8785), (4769, 6055)]