171497991

素因数分解:

$3^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{4337}}^1$

素因数の和:4623

約数の個数: 24

約数和(自身を含む): 267047280

約数和(自身を除く): 95549289

約数列:

[1, 3, 7, 21, 49, 147, 269, 807, 1883, 4337, 5649, 13011, 13181, 30359, 39543, 91077, 212513, 637539, 1166653, 3499959, 8166571, 24499713, 57165997, 171497991]

約数ペア:

[(1, 171497991), (3, 57165997), (7, 24499713), (21, 8166571), (49, 3499959), (147, 1166653), (269, 637539), (807, 212513), (1883, 91077), (4337, 39543), (5649, 30359), (13011, 13181)]