277061427

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 452694528

約数和(自身を除く): 175633101

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 129, 153, 207, 387, 391, 731, 989, 1173, 1831, 2193, 2967, 3519, 5493, 6579, 8901, 16479, 16813, 31127, 42113, 50439, 78733, 93381, 126339, 151317, 236199, 280143, 379017, 708597, 715921, 1338461, 1810859, 2147763, 4015383, 5432577, 6443289, 12046149, 16297731, 30784603, 92353809, 277061427]

約数ペア:

[(1, 277061427), (3, 92353809), (9, 30784603), (17, 16297731), (23, 12046149), (43, 6443289), (51, 5432577), (69, 4015383), (129, 2147763), (153, 1810859), (207, 1338461), (387, 715921), (391, 708597), (731, 379017), (989, 280143), (1173, 236199), (1831, 151317), (2193, 126339), (2967, 93381), (3519, 78733), (5493, 50439), (6579, 42113), (8901, 31127), (16479, 16813)]