128464278

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2143}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 262219776

約数和(自身を除く): 133755498

約数列:

[1, 2, 3, 6, 97, 103, 194, 206, 291, 309, 582, 618, 2143, 4286, 6429, 9991, 12858, 19982, 29973, 59946, 207871, 220729, 415742, 441458, 623613, 662187, 1247226, 1324374, 21410713, 42821426, 64232139, 128464278]

約数ペア:

[(1, 128464278), (2, 64232139), (3, 42821426), (6, 21410713), (97, 1324374), (103, 1247226), (194, 662187), (206, 623613), (291, 441458), (309, 415742), (582, 220729), (618, 207871), (2143, 59946), (4286, 29973), (6429, 19982), (9991, 12858)]