1981098

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1747}}^1$

素因数の和:1768

約数の個数: 40

約数和(自身を含む): 5076192

約数和(自身を除く): 3095094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1747, 3494, 5241, 10482, 12229, 15723, 24458, 31446, 36687, 47169, 73374, 94338, 110061, 141507, 220122, 283014, 330183, 660366, 990549, 1981098]

約数ペア:

[(1, 1981098), (2, 990549), (3, 660366), (6, 330183), (7, 283014), (9, 220122), (14, 141507), (18, 110061), (21, 94338), (27, 73374), (42, 47169), (54, 36687), (63, 31446), (81, 24458), (126, 15723), (162, 12229), (189, 10482), (378, 5241), (567, 3494), (1134, 1747)]