72161734

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1252

約数の個数: 24

約数和(自身を含む): 115625880

約数和(自身を除く): 43464146

約数列:

[1, 2, 19, 38, 89, 178, 361, 722, 1123, 1691, 2246, 3382, 21337, 32129, 42674, 64258, 99947, 199894, 405403, 810806, 1898993, 3797986, 36080867, 72161734]

約数ペア:

[(1, 72161734), (2, 36080867), (19, 3797986), (38, 1898993), (89, 810806), (178, 405403), (361, 199894), (722, 99947), (1123, 64258), (1691, 42674), (2246, 32129), (3382, 21337)]