291086495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1741}}^1$

素因数の和:2051

約数の個数: 32

約数和(自身を含む): 424434816

約数和(自身を除く): 133348321

約数列:

[1, 5, 7, 17, 35, 85, 119, 281, 595, 1405, 1741, 1967, 4777, 8705, 9835, 12187, 23885, 29597, 33439, 60935, 147985, 167195, 207179, 489221, 1035895, 2446105, 3424547, 8316757, 17122735, 41583785, 58217299, 291086495]

約数ペア:

[(1, 291086495), (5, 58217299), (7, 41583785), (17, 17122735), (35, 8316757), (85, 3424547), (119, 2446105), (281, 1035895), (595, 489221), (1405, 207179), (1741, 167195), (1967, 147985), (4777, 60935), (8705, 33439), (9835, 29597), (12187, 23885)]