40187421

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{12101}}^1$

素因数の和:12154

約数の個数: 20

約数和(自身を含む): 61502364

約数和(自身を除く): 21314943

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 12101, 36303, 108909, 326727, 496141, 980181, 1488423, 4465269, 13395807, 40187421]

約数ペア:

[(1, 40187421), (3, 13395807), (9, 4465269), (27, 1488423), (41, 980181), (81, 496141), (123, 326727), (369, 108909), (1107, 36303), (3321, 12101)]