51988686491

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1\times {\mathrm{2797}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 60920294400

約数和(自身を除く): 8931607909

約数列:

[1, 7, 71, 149, 251, 497, 1043, 1757, 2797, 10579, 17821, 19579, 37399, 74053, 124747, 198587, 261793, 416753, 702047, 1390109, 2655329, 2917271, 4914329, 18587303, 29589463, 49845337, 104605003, 207126241, 348917359, 732235021, 7426955213, 51988686491]

約数ペア:

[(1, 51988686491), (7, 7426955213), (71, 732235021), (149, 348917359), (251, 207126241), (497, 104605003), (1043, 49845337), (1757, 29589463), (2797, 18587303), (10579, 4914329), (17821, 2917271), (19579, 2655329), (37399, 1390109), (74053, 702047), (124747, 416753), (198587, 261793)]