128439267

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{809}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 198754560

約数和(自身を除く): 70315293

約数列:

[1, 3, 11, 17, 33, 51, 187, 283, 561, 809, 849, 2427, 3113, 4811, 8899, 9339, 13753, 14433, 26697, 41259, 52921, 151283, 158763, 228947, 453849, 686841, 2518417, 3892099, 7555251, 11676297, 42813089, 128439267]

約数ペア:

[(1, 128439267), (3, 42813089), (11, 11676297), (17, 7555251), (33, 3892099), (51, 2518417), (187, 686841), (283, 453849), (561, 228947), (809, 158763), (849, 151283), (2427, 52921), (3113, 41259), (4811, 26697), (8899, 14433), (9339, 13753)]