66280473

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2441}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 109714176

約数和(自身を除く): 43433703

約数列:

[1, 3, 7, 9, 21, 63, 431, 1293, 2441, 3017, 3879, 7323, 9051, 17087, 21969, 27153, 51261, 153783, 1052071, 3156213, 7364497, 9468639, 22093491, 66280473]

約数ペア:

[(1, 66280473), (3, 22093491), (7, 9468639), (9, 7364497), (21, 3156213), (63, 1052071), (431, 153783), (1293, 51261), (2441, 27153), (3017, 21969), (3879, 17087), (7323, 9051)]