3978153

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 6376320

約数和(自身を除く): 2398167

約数列:

[1, 3, 9, 17, 27, 51, 81, 107, 153, 243, 321, 459, 729, 963, 1377, 1819, 2187, 2889, 4131, 5457, 8667, 12393, 16371, 26001, 37179, 49113, 78003, 147339, 234009, 442017, 1326051, 3978153]

約数ペア:

[(1, 3978153), (3, 1326051), (9, 442017), (17, 234009), (27, 147339), (51, 78003), (81, 49113), (107, 37179), (153, 26001), (243, 16371), (321, 12393), (459, 8667), (729, 5457), (963, 4131), (1377, 2889), (1819, 2187)]