47142405

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2767

約数の個数: 40

約数和(自身を含む): 86504352

約数和(自身を除く): 39361947

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 2707, 3483, 5805, 8121, 13535, 17415, 24363, 40605, 73089, 116401, 121815, 219267, 349203, 365445, 582005, 1047609, 1096335, 1746015, 3142827, 5238045, 9428481, 15714135, 47142405]

約数ペア:

[(1, 47142405), (3, 15714135), (5, 9428481), (9, 5238045), (15, 3142827), (27, 1746015), (43, 1096335), (45, 1047609), (81, 582005), (129, 365445), (135, 349203), (215, 219267), (387, 121815), (405, 116401), (645, 73089), (1161, 40605), (1935, 24363), (2707, 17415), (3483, 13535), (5805, 8121)]