201305979

素因数分解:

$3^4\times 7^1\times {\mathrm{355037}}^1$

素因数の和:355056

約数の個数: 20

約数和(自身を含む): 343676784

約数和(自身を除く): 142370805

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 355037, 1065111, 2485259, 3195333, 7455777, 9585999, 22367331, 28757997, 67101993, 201305979]

約数ペア:

[(1, 201305979), (3, 67101993), (7, 28757997), (9, 22367331), (21, 9585999), (27, 7455777), (63, 3195333), (81, 2485259), (189, 1065111), (567, 355037)]