989541695

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1373}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 1288042560

約数和(自身を除く): 298500865

約数列:

[1, 5, 17, 61, 85, 139, 305, 695, 1037, 1373, 2363, 5185, 6865, 8479, 11815, 23341, 42395, 83753, 116705, 144143, 190847, 418765, 720715, 954235, 1423801, 3244399, 7119005, 11641667, 16221995, 58208335, 197908339, 989541695]

約数ペア:

[(1, 989541695), (5, 197908339), (17, 58208335), (61, 16221995), (85, 11641667), (139, 7119005), (305, 3244399), (695, 1423801), (1037, 954235), (1373, 720715), (2363, 418765), (5185, 190847), (6865, 144143), (8479, 116705), (11815, 83753), (23341, 42395)]