137897193

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{345607}}^1$

素因数の和:345636

約数の個数: 16

約数和(自身を含む): 221189120

約数和(自身を除く): 83291927

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 345607, 1036821, 2419249, 6566533, 7257747, 19699599, 45965731, 137897193]

約数ペア:

[(1, 137897193), (3, 45965731), (7, 19699599), (19, 7257747), (21, 6566533), (57, 2419249), (133, 1036821), (399, 345607)]