201729978

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{211457}}^1$

素因数の和:211518

約数の個数: 24

約数和(自身を含む): 445330548

約数和(自身を除く): 243600570

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 211457, 422914, 634371, 1268742, 1903113, 3806226, 11207221, 22414442, 33621663, 67243326, 100864989, 201729978]

約数ペア:

[(1, 201729978), (2, 100864989), (3, 67243326), (6, 33621663), (9, 22414442), (18, 11207221), (53, 3806226), (106, 1903113), (159, 1268742), (318, 634371), (477, 422914), (954, 211457)]