215855955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{228419}}^1$

素因数の和:228440

約数の個数: 32

約数和(自身を含む): 438566400

約数和(自身を除く): 222710445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 228419, 685257, 1142095, 1598933, 2055771, 3426285, 4796799, 6167313, 7994665, 10278855, 14390397, 23983995, 30836565, 43171191, 71951985, 215855955]

約数ペア:

[(1, 215855955), (3, 71951985), (5, 43171191), (7, 30836565), (9, 23983995), (15, 14390397), (21, 10278855), (27, 7994665), (35, 6167313), (45, 4796799), (63, 3426285), (105, 2055771), (135, 1598933), (189, 1142095), (315, 685257), (945, 228419)]