1681974

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{1907}}^1$

素因数の和:1929

約数の個数: 36

約数和(自身を含む): 4241484

約数和(自身を除く): 2559510

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 1907, 3814, 5721, 11442, 13349, 17163, 26698, 34326, 40047, 80094, 93443, 120141, 186886, 240282, 280329, 560658, 840987, 1681974]

約数ペア:

[(1, 1681974), (2, 840987), (3, 560658), (6, 280329), (7, 240282), (9, 186886), (14, 120141), (18, 93443), (21, 80094), (42, 40047), (49, 34326), (63, 26698), (98, 17163), (126, 13349), (147, 11442), (294, 5721), (441, 3814), (882, 1907)]