258214904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{8291}}^1$

素因数の和:8543

約数の個数: 32

約数和(自身を含む): 514933200

約数和(自身を除く): 256718296

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 229, 458, 916, 1832, 3893, 7786, 8291, 15572, 16582, 31144, 33164, 66328, 140947, 281894, 563788, 1127576, 1898639, 3797278, 7594556, 15189112, 32276863, 64553726, 129107452, 258214904]

約数ペア:

[(1, 258214904), (2, 129107452), (4, 64553726), (8, 32276863), (17, 15189112), (34, 7594556), (68, 3797278), (136, 1898639), (229, 1127576), (458, 563788), (916, 281894), (1832, 140947), (3893, 66328), (7786, 33164), (8291, 31144), (15572, 16582)]