169970294487

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{425990713}}^1$

素因数の和:425990742

約数の個数: 16

約数和(自身を含む): 272634056960

約数和(自身を除く): 102663762473

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 425990713, 1277972139, 2981934991, 8093823547, 8945804973, 24281470641, 56656764829, 169970294487]

約数ペア:

[(1, 169970294487), (3, 56656764829), (7, 24281470641), (19, 8945804973), (21, 8093823547), (57, 2981934991), (133, 1277972139), (399, 425990713)]