198238215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{2143}}^1$

素因数の和:3039

約数の個数: 32

約数和(自身を含む): 363073536

約数和(自身を除く): 164835321

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 881, 2143, 2643, 4405, 6167, 6429, 10715, 13215, 15001, 18501, 30835, 32145, 45003, 75005, 92505, 225015, 1887983, 5663949, 9439915, 13215881, 28319745, 39647643, 66079405, 198238215]

約数ペア:

[(1, 198238215), (3, 66079405), (5, 39647643), (7, 28319745), (15, 13215881), (21, 9439915), (35, 5663949), (105, 1887983), (881, 225015), (2143, 92505), (2643, 75005), (4405, 45003), (6167, 32145), (6429, 30835), (10715, 18501), (13215, 15001)]