290515281

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{60943}}^1$

素因数の和:61180

約数の個数: 16

約数和(自身を含む): 444647424

約数和(自身を除く): 154132143

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 60943, 182829, 426601, 1279803, 13834061, 41502183, 96838427, 290515281]

約数ペア:

[(1, 290515281), (3, 96838427), (7, 41502183), (21, 13834061), (227, 1279803), (681, 426601), (1589, 182829), (4767, 60943)]