28498475

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{139}}^2$

素因数の和:347

約数の個数: 18

約数和(自身を含む): 36197460

約数和(自身を除く): 7698985

約数列:

[1, 5, 25, 59, 139, 295, 695, 1475, 3475, 8201, 19321, 41005, 96605, 205025, 483025, 1139939, 5699695, 28498475]

約数ペア:

[(1, 28498475), (5, 5699695), (25, 1139939), (59, 483025), (139, 205025), (295, 96605), (695, 41005), (1475, 19321), (3475, 8201)]