13897275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 26617344

約数和(自身を除く): 12720069

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 103, 105, 175, 257, 309, 515, 525, 721, 771, 1285, 1545, 1799, 2163, 2575, 3605, 3855, 5397, 6425, 7725, 8995, 10815, 18025, 19275, 26471, 26985, 44975, 54075, 79413, 132355, 134925, 185297, 397065, 555891, 661775, 926485, 1985325, 2779455, 4632425, 13897275]

約数ペア:

[(1, 13897275), (3, 4632425), (5, 2779455), (7, 1985325), (15, 926485), (21, 661775), (25, 555891), (35, 397065), (75, 185297), (103, 134925), (105, 132355), (175, 79413), (257, 54075), (309, 44975), (515, 26985), (525, 26471), (721, 19275), (771, 18025), (1285, 10815), (1545, 8995), (1799, 7725), (2163, 6425), (2575, 5397), (3605, 3855)]