291206118

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{990497}}^1$

素因数の和:990516

約数の個数: 24

約数和(自身を含む): 677500632

約数和(自身を除く): 386294514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 990497, 1980994, 2971491, 5942982, 6933479, 13866958, 20800437, 41600874, 48534353, 97068706, 145603059, 291206118]

約数ペア:

[(1, 291206118), (2, 145603059), (3, 97068706), (6, 48534353), (7, 41600874), (14, 20800437), (21, 13866958), (42, 6933479), (49, 5942982), (98, 2971491), (147, 1980994), (294, 990497)]