19971572307

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7388669}}^1$

素因数の和:7388742

約数の個数: 16

約数和(自身を含む): 28727148960

約数和(自身を除く): 8755576653

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7388669, 22166007, 125607373, 376822119, 391599457, 1174798371, 6657190769, 19971572307]

約数ペア:

[(1, 19971572307), (3, 6657190769), (17, 1174798371), (51, 391599457), (53, 376822119), (159, 125607373), (901, 22166007), (2703, 7388669)]