31159715

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 40251888

約数和(自身を除く): 9092173

約数列:

[1, 5, 19, 61, 95, 283, 305, 361, 1159, 1415, 1805, 5377, 5795, 17263, 22021, 26885, 86315, 102163, 110105, 327997, 510815, 1639985, 6231943, 31159715]

約数ペア:

[(1, 31159715), (5, 6231943), (19, 1639985), (61, 510815), (95, 327997), (283, 110105), (305, 102163), (361, 86315), (1159, 26885), (1415, 22021), (1805, 17263), (5377, 5795)]