40991913

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{9923}}^1$

素因数の和:9955

約数の個数: 24

約数和(自身を含む): 65022048

約数和(自身を除く): 24030135

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 9923, 29769, 89307, 168691, 267921, 506073, 803763, 1518219, 2411289, 4554657, 13663971, 40991913]

約数ペア:

[(1, 40991913), (3, 13663971), (9, 4554657), (17, 2411289), (27, 1518219), (51, 803763), (81, 506073), (153, 267921), (243, 168691), (459, 89307), (1377, 29769), (4131, 9923)]