81736278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{2293}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 176509536

約数和(自身を除く): 94773258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 457, 914, 1371, 2293, 2742, 4586, 5941, 6879, 11882, 13758, 17823, 29809, 35646, 59618, 89427, 178854, 1047901, 2095802, 3143703, 6287406, 13622713, 27245426, 40868139, 81736278]

約数ペア:

[(1, 81736278), (2, 40868139), (3, 27245426), (6, 13622713), (13, 6287406), (26, 3143703), (39, 2095802), (78, 1047901), (457, 178854), (914, 89427), (1371, 59618), (2293, 35646), (2742, 29809), (4586, 17823), (5941, 13758), (6879, 11882)]