1660974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 3856896

約数和(自身を除く): 2195922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 557, 994, 1114, 1491, 1671, 2982, 3342, 3899, 7798, 11697, 23394, 39547, 79094, 118641, 237282, 276829, 553658, 830487, 1660974]

約数ペア:

[(1, 1660974), (2, 830487), (3, 553658), (6, 276829), (7, 237282), (14, 118641), (21, 79094), (42, 39547), (71, 23394), (142, 11697), (213, 7798), (426, 3899), (497, 3342), (557, 2982), (994, 1671), (1114, 1491)]