171919863

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{821}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 253899360

約数和(自身を除く): 81979497

約数列:

[1, 3, 9, 53, 159, 439, 477, 821, 1317, 2463, 3951, 7389, 23267, 43513, 69801, 130539, 209403, 360419, 391617, 1081257, 3243771, 19102207, 57306621, 171919863]

約数ペア:

[(1, 171919863), (3, 57306621), (9, 19102207), (53, 3243771), (159, 1081257), (439, 391617), (477, 360419), (821, 209403), (1317, 130539), (2463, 69801), (3951, 43513), (7389, 23267)]