71398936

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{16139}}^1$

素因数の和:16231

約数の個数: 32

約数和(自身を含む): 154944000

約数和(自身を除く): 83545064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 16139, 32278, 64556, 112973, 129112, 225946, 451892, 903784, 1274981, 2549962, 5099924, 8924867, 10199848, 17849734, 35699468, 71398936]

約数ペア:

[(1, 71398936), (2, 35699468), (4, 17849734), (7, 10199848), (8, 8924867), (14, 5099924), (28, 2549962), (56, 1274981), (79, 903784), (158, 451892), (316, 225946), (553, 129112), (632, 112973), (1106, 64556), (2212, 32278), (4424, 16139)]