1389816

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 3822000

約数和(自身を除く): 2432184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 199, 291, 388, 398, 582, 597, 776, 796, 873, 1164, 1194, 1592, 1746, 1791, 2328, 2388, 3492, 3582, 4776, 6984, 7164, 14328, 19303, 38606, 57909, 77212, 115818, 154424, 173727, 231636, 347454, 463272, 694908, 1389816]

約数ペア:

[(1, 1389816), (2, 694908), (3, 463272), (4, 347454), (6, 231636), (8, 173727), (9, 154424), (12, 115818), (18, 77212), (24, 57909), (36, 38606), (72, 19303), (97, 14328), (194, 7164), (199, 6984), (291, 4776), (388, 3582), (398, 3492), (582, 2388), (597, 2328), (776, 1791), (796, 1746), (873, 1592), (1164, 1194)]