155017870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{316363}}^1$

素因数の和:316384

約数の個数: 24

約数和(自身を含む): 324589464

約数和(自身を除く): 169571594

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 316363, 632726, 1581815, 2214541, 3163630, 4429082, 11072705, 15501787, 22145410, 31003574, 77508935, 155017870]

約数ペア:

[(1, 155017870), (2, 77508935), (5, 31003574), (7, 22145410), (10, 15501787), (14, 11072705), (35, 4429082), (49, 3163630), (70, 2214541), (98, 1581815), (245, 632726), (490, 316363)]