78739654

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 138401856

約数和(自身を除く): 59662202

約数列:

[1, 2, 7, 14, 61, 122, 137, 274, 427, 673, 854, 959, 1346, 1918, 4711, 8357, 9422, 16714, 41053, 58499, 82106, 92201, 116998, 184402, 287371, 574742, 645407, 1290814, 5624261, 11248522, 39369827, 78739654]

約数ペア:

[(1, 78739654), (2, 39369827), (7, 11248522), (14, 5624261), (61, 1290814), (122, 645407), (137, 574742), (274, 287371), (427, 184402), (673, 116998), (854, 92201), (959, 82106), (1346, 58499), (1918, 41053), (4711, 16714), (8357, 9422)]