203163957

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{147541}}^1$

素因数の和:147570

約数の個数: 20

約数和(自身を含む): 321346476

約数和(自身を除く): 118182519

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 147541, 442623, 1327869, 2508197, 3983607, 7524591, 11950821, 22573773, 67721319, 203163957]

約数ペア:

[(1, 203163957), (3, 67721319), (9, 22573773), (17, 11950821), (27, 7524591), (51, 3983607), (81, 2508197), (153, 1327869), (459, 442623), (1377, 147541)]