27502821

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19973}}^1$

素因数の和:20002

約数の個数: 20

約数和(自身を含む): 43503372

約数和(自身を除く): 16000551

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19973, 59919, 179757, 339541, 539271, 1018623, 1617813, 3055869, 9167607, 27502821]

約数ペア:

[(1, 27502821), (3, 9167607), (9, 3055869), (17, 1617813), (27, 1018623), (51, 539271), (81, 339541), (153, 179757), (459, 59919), (1377, 19973)]