81091290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{386149}}^1$

素因数の和:386166

約数の個数: 32

約数和(自身を含む): 222422400

約数和(自身を除く): 141331110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 386149, 772298, 1158447, 1930745, 2316894, 2703043, 3861490, 5406086, 5792235, 8109129, 11584470, 13515215, 16218258, 27030430, 40545645, 81091290]

約数ペア:

[(1, 81091290), (2, 40545645), (3, 27030430), (5, 16218258), (6, 13515215), (7, 11584470), (10, 8109129), (14, 5792235), (15, 5406086), (21, 3861490), (30, 2703043), (35, 2316894), (42, 1930745), (70, 1158447), (105, 772298), (210, 386149)]