31004485

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 39913560

約数和(自身を除く): 8909075

約数列:

[1, 5, 19, 89, 95, 193, 361, 445, 965, 1691, 1805, 3667, 8455, 17177, 18335, 32129, 69673, 85885, 160645, 326363, 348365, 1631815, 6200897, 31004485]

約数ペア:

[(1, 31004485), (5, 6200897), (19, 1631815), (89, 348365), (95, 326363), (193, 160645), (361, 85885), (445, 69673), (965, 32129), (1691, 18335), (1805, 17177), (3667, 8455)]