51544215

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1999}}^1$

素因数の和:2204

約数の個数: 32

約数和(自身を含む): 92160000

約数和(自身を除く): 40615785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 1999, 2865, 5157, 5997, 8595, 9995, 17991, 25785, 29985, 53973, 89955, 269865, 381809, 1145427, 1909045, 3436281, 5727135, 10308843, 17181405, 51544215]

約数ペア:

[(1, 51544215), (3, 17181405), (5, 10308843), (9, 5727135), (15, 3436281), (27, 1909045), (45, 1145427), (135, 381809), (191, 269865), (573, 89955), (955, 53973), (1719, 29985), (1999, 25785), (2865, 17991), (5157, 9995), (5997, 8595)]