13444375

素因数分解:

$5^4\times 7^2\times {\mathrm{439}}^1$

素因数の和:473

約数の個数: 30

約数和(自身を含む): 19587480

約数和(自身を除く): 6143105

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 439, 625, 875, 1225, 2195, 3073, 4375, 6125, 10975, 15365, 21511, 30625, 54875, 76825, 107555, 274375, 384125, 537775, 1920625, 2688875, 13444375]

約数ペア:

[(1, 13444375), (5, 2688875), (7, 1920625), (25, 537775), (35, 384125), (49, 274375), (125, 107555), (175, 76825), (245, 54875), (439, 30625), (625, 21511), (875, 15365), (1225, 10975), (2195, 6125), (3073, 4375)]