1298490088

素因数分解:

$2^3\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{16249}}^1$

素因数の和:17689

約数の個数: 32

約数和(自身を含む): 2784600000

約数和(自身を除く): 1486109912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1427, 2854, 5708, 9989, 11416, 16249, 19978, 32498, 39956, 64996, 79912, 113743, 129992, 227486, 454972, 909944, 23187323, 46374646, 92749292, 162311261, 185498584, 324622522, 649245044, 1298490088]

約数ペア:

[(1, 1298490088), (2, 649245044), (4, 324622522), (7, 185498584), (8, 162311261), (14, 92749292), (28, 46374646), (56, 23187323), (1427, 909944), (2854, 454972), (5708, 227486), (9989, 129992), (11416, 113743), (16249, 79912), (19978, 64996), (32498, 39956)]