81801594

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1619}}^1$

素因数の和:2035

約数の個数: 48

約数和(自身を含む): 203186880

約数和(自身を除く): 121385286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 401, 802, 1203, 1619, 2406, 2807, 3238, 3609, 4857, 5614, 7218, 8421, 9714, 11333, 14571, 16842, 22666, 25263, 29142, 33999, 50526, 67998, 101997, 203994, 649219, 1298438, 1947657, 3895314, 4544533, 5842971, 9089066, 11685942, 13633599, 27267198, 40900797, 81801594]

約数ペア:

[(1, 81801594), (2, 40900797), (3, 27267198), (6, 13633599), (7, 11685942), (9, 9089066), (14, 5842971), (18, 4544533), (21, 3895314), (42, 1947657), (63, 1298438), (126, 649219), (401, 203994), (802, 101997), (1203, 67998), (1619, 50526), (2406, 33999), (2807, 29142), (3238, 25263), (3609, 22666), (4857, 16842), (5614, 14571), (7218, 11333), (8421, 9714)]