319406605

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2317

約数の個数: 32

約数和(自身を含む): 453293568

約数和(自身を除く): 133886963

約数列:

[1, 5, 7, 35, 41, 103, 205, 287, 515, 721, 1435, 2161, 3605, 4223, 10805, 15127, 21115, 29561, 75635, 88601, 147805, 222583, 443005, 620207, 1112915, 1558081, 3101035, 7790405, 9125903, 45629515, 63881321, 319406605]

約数ペア:

[(1, 319406605), (5, 63881321), (7, 45629515), (35, 9125903), (41, 7790405), (103, 3101035), (205, 1558081), (287, 1112915), (515, 620207), (721, 443005), (1435, 222583), (2161, 147805), (3605, 88601), (4223, 75635), (10805, 29561), (15127, 21115)]